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vomiting

Practice targeted AMC-style multiple-choice questions on vomiting.

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Post-embolization arteriogram showing coiled aneurysm (indicated by yellow arrows) of the posteriorcerebral artery with a residual aneurysmal sac.
Image by Promod Pillai, Aftab Karim, Anil Nanda CC BY 2.0 · Source

A 72-year-old woman with a history of well-controlled hypertension presents with sudden-onset headache and vomiting. Neurological exam reveals mild neck stiffness but is otherwise normal. A CT angiogram reveals a posterior communicating artery aneurysm, which was subsequently coiled. The image shows a post-coiling angiogram. 24 hours post-procedure, she develops worsening headache and new-onset right-sided weakness. What is the MOST appropriate next step?

A. Start aspirin and clopidogrel
B. Increase the dose of her antihypertensive medication
C. Perform lumbar puncture
D. Repeat CT angiogram
E. Administer nimodipine
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Upright X-ray demonstrating small bowel obstruction
Image by James Heilman, MD CC BY-SA 3.0 · Source

A 68-year-old male presents with abdominal distension, obstipation, and vomiting. He has a history of prior abdominal surgery. An upright abdominal X-ray is performed. What is the MOST appropriate next step in management?

A. Colonoscopy
B. Surgical consultation
C. Barium enema
D. Stool softeners
E. Oral antibiotics
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An ultrasound showing target sign which is a characteristic finding for intussusception on ultrasound, this ultrasound is for a 3 year old boy with intestinal intussusception.
Image by Frank Gaillard CC BY-SA 3.0 · Source

A previously healthy 3-year-old boy presents with colicky abdominal pain and non-bilious vomiting. Physical exam reveals a palpable abdominal mass in the RUQ. An ultrasound is performed, revealing the finding shown. What is the MOST likely lead point?

A. Polyp
B. Appendix
C. Lymphoma
D. Ileocolic valve
E. Meckel's diverticulum
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Synchronous multiple small bowel intussusceptions in an adult with blue rubber bleb naevus syndrome. CT scan of abdomen showing i) multiple intussusceptions demonstrating doughnut signs (white arrows), intussusceptiens [A], intussusceptum [B], distended loop of small

bowel [C] and ii) haemangioma of right quadratus lumborum muscle (dark arrow).
Image by Lee C, Debnath D, Whitburn T, Farrugia M, Gonzalez F CC BY 2.0 · Source

A 38-year-old male presents to the emergency department with a 2-day history of intermittent abdominal pain, nausea, and vomiting. He reports passing dark, tarry stools. He has a known history of multiple cutaneous hemangiomas since childhood. On examination, his abdomen is distended and tender to palpation, particularly in the periumbilical region. Bowel sounds are hyperactive. Vitals are: HR 110 bpm, BP 100/60 mmHg, RR 20 breaths/min, SpO2 97% on room air, Temp 37.2°C. A CT scan of the abdomen and pelvis is performed, and a representative image is shown. Given the clinical presentation and imaging findings, what is the MOST appropriate initial management strategy?

A. Endoscopic evaluation with possible cauterization
B. Initiation of high-dose corticosteroids
C. Administration of intravenous antibiotics
D. Surgical exploration
E. Observation with serial abdominal examinations
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An ultrasound showing target sign which is a characteristic finding for intussusception on ultrasound, this ultrasound is for a 3 year old boy with intestinal intussusception.
Image by Frank Gaillard CC BY-SA 3.0 · Source

A 3-year-old boy presents with sudden onset, intermittent, severe abdominal pain, vomiting, and lethargy. On examination, he is pale and has a palpable mass in the right upper quadrant. Vitals are stable. An ultrasound is performed, shown above. Based on the clinical presentation and the provided image, what is the most appropriate next step in the management of this patient?

A. Urgent surgical consultation for laparotomy
B. Administration of broad-spectrum antibiotics
C. CT scan of the abdomen and pelvis
D. Admission for observation and serial abdominal exams
E. Air enema reduction
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Pyloric stenosis as seen on ultrasound in a 6 week old
Image by Dr Laughlin Dawes CC BY-SA 4.0 · Source

A 6-week-old male infant presents to the emergency department with a 2-week history of progressively worsening non-bilious vomiting, which has become projectile over the past few days. His parents report he is feeding eagerly but vomits most feeds shortly after completion. He has had fewer wet nappies than usual and appears more lethargic. On examination, he is irritable but consolable. His weight is below the 3rd percentile, having dropped from the 10th percentile at birth. Vital signs are: Temperature 36.8°C, Heart Rate 155 bpm, Respiratory Rate 40 bpm, Blood Pressure 85/50 mmHg, Oxygen Saturation 98% on room air. Capillary refill time is 3 seconds. Abdominal examination reveals a soft, non-distended abdomen with active bowel sounds; no palpable masses are appreciated. Initial blood gas shows pH 7.52, pCO2 40 mmHg, Bicarbonate 32 mmol/L, Na+ 132 mmol/L, K+ 3.0 mmol/L, Cl- 88 mmol/L. A point-of-care ultrasound was performed, and the image provided was obtained. Considering the clinical presentation, the laboratory results, and the findings demonstrated in the image, which of the following represents the most appropriate immediate therapeutic intervention?

A. Intravenous administration of 5% dextrose in 0.45% sodium chloride.
B. Oral rehydration therapy with an electrolyte solution.
C. Urgent surgical consultation for pyloromyotomy without prior fluid resuscitation.
D. Placement of a nasogastric tube for continuous gastric drainage.
E. Intravenous administration of 0.9% sodium chloride with added potassium chloride.
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An ultrasound showing target sign which is a characteristic finding for intussusception on ultrasound, this ultrasound is for a 3 year old boy with intestinal intussusception.
Image by Frank Gaillard CC BY-SA 3.0 · Source

A 3-year-old boy presents with intermittent abdominal pain, vomiting, and currant jelly stools. An ultrasound is performed, revealing the finding shown. What is the MOST appropriate next step in the management of this patient?

A. Appendectomy
B. Exploratory laparotomy
C. Air enema
D. Stool culture
E. Observation and intravenous fluids
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Pyloric stenosis as seen on ultrasound in a 6 week old
Image by Dr Laughlin Dawes CC BY-SA 4.0 · Source

A 6-week-old male presents with projectile vomiting after feeds. He is otherwise well-appearing, with normal vital signs and no abdominal distension. An ultrasound was performed, and an image is shown. What is the MOST appropriate next step in management?

A. Barium swallow study
B. Upper endoscopy with biopsy
C. Surgical consultation for pyloromyotomy
D. Initiate erythromycin therapy
E. Trial of thickened feeds
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An ultrasound showing target sign which is a characteristic finding for intussusception on ultrasound, this ultrasound is for a 3 year old boy with intestinal intussusception.
Image by Frank Gaillard CC BY-SA 3.0 · Source

A 3-year-old boy presents to the emergency department with a 12-hour history of sudden onset, severe, colicky abdominal pain, drawing his legs up, and non-bilious vomiting. His parents report he has been listless between episodes and had a small amount of red jelly-like stool earlier. Vitals: T 37.2°C, HR 110, RR 24, BP 95/60, Sats 98% on air. Abdominal examination reveals tenderness in the right upper quadrant and a palpable mass. Bowel sounds are diminished. A point-of-care ultrasound is performed. Based on the clinical presentation and the findings demonstrated in the provided ultrasound image, what is the most appropriate initial management step for this patient?

A. Initiate intravenous antibiotics and observe for improvement.
B. Proceed directly to urgent surgical exploration.
C. Attempt pneumatic or hydrostatic reduction under fluoroscopic guidance.
D. Administer opioid analgesia and arrange for outpatient follow-up.
E. Obtain a contrast-enhanced CT scan of the abdomen and pelvis.
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Pyloric stenosis as seen on ultrasound in a 6 week old
Image by Dr Laughlin Dawes CC BY-SA 4.0 · Source

A 6-week-old presents with projectile vomiting after feeds. An ultrasound is performed (shown). What is the MOST appropriate next step in management?

A. Trial of thickened feeds
B. Upper endoscopy with biopsy
C. Reassurance and close follow-up
D. Start erythromycin
E. Surgical consultation for pyloromyotomy
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An ultrasound showing target sign which is a characteristic finding for intussusception on ultrasound, this ultrasound is for a 3 year old boy with intestinal intussusception.
Image by Frank Gaillard CC BY-SA 3.0 · Source

A 3-year-old boy presents with intermittent abdominal pain and vomiting. Stool examination reveals a positive occult blood test. An ultrasound is performed, as shown. What is the MOST appropriate next step in management?

A. Air enema
B. Appendectomy
C. Laparotomy
D. Stool culture
E. IV antibiotics
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Ileitis terminalis bei langjaehrigem Morbus Crohn 63W - CT und MRT - 001
Image by Hellerhoff CC BY-SA 4.0 · Source

A 63-year-old woman with a 20-year history of Crohn's disease presents with worsening abdominal pain, bloating, and occasional post-prandial vomiting. She is currently managed with mesalazine and budesonide. Physical examination reveals mild right lower quadrant tenderness. Laboratory tests show a slightly elevated CRP. Given her presentation and the provided imaging, what is the most appropriate next step in her management?

A. Perform an urgent colonoscopy with biopsies
B. Increase the dose of budesonide
C. Continue current medical therapy and monitor symptoms
D. Switch mesalazine to an oral corticosteroid like prednisone
E. Refer for surgical assessment for potential stricture or complication
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Hypertrophic pyloric stenosis
Image by Adityagupta95 CC0 1.0 · Source

A 3-week-old male presents with projectile vomiting after feeds. An upper GI series is performed (image shown). What is the MOST appropriate next step in management?

A. Barium swallow study
B. Surgical pyloromyotomy
C. Medical management with erythromycin
D. Trial of thickened feeds
E. Upper endoscopy with biopsy
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Pyloric stenosis as seen on ultrasound in a 6 week old
Image by Dr Laughlin Dawes CC BY-SA 4.0 · Source

A 6-week-old male infant presents with increasing frequency of non-bilious vomiting after feeds for the past week. He is otherwise well, afebrile, and has wet nappies. On examination, he is alert and interactive. Abdominal examination is unremarkable. Vitals are stable. You order an ultrasound, which is shown. Based on the clinical presentation and the provided image, what is the most appropriate immediate next step in management?

A. Obtain an upper gastrointestinal barium study.
B. Discharge home with advice on feeding techniques and follow-up.
C. Proceed directly to surgical pyloromyotomy.
D. Initiate intravenous fluid resuscitation and correct electrolyte abnormalities.
E. Prescribe a proton pump inhibitor and trial smaller, more frequent feeds.
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An incarcerated inguinal hernia as seen on CT
Image by James Heilman, MD CC BY-SA 3.0 · Source

A 72-year-old male presents with a painful, irreducible right groin mass. He reports vomiting and abdominal distension. His vitals are: HR 110, BP 100/60, RR 22, SpO2 96% RA. The provided image was obtained. What is the next step?

A. Attempt manual reduction with sedation
B. Surgical consultation for emergent repair
C. Order a repeat CT scan with contrast in 6 hours
D. Start a clear liquid diet
E. Administer intravenous antibiotics
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Ultrasonographic picture taken from a patient with left ureteral stone with hydronephrosis, created in Taiwan
Image by morning2k CC BY 2.5 · Source

A 38-year-old male presents to the emergency department complaining of sudden onset, severe left flank pain that radiates to his groin. He reports associated nausea and vomiting. He denies any fever, dysuria, or hematuria. His vital signs are: Temperature 37.0°C, Heart Rate 88 bpm, Blood Pressure 130/80 mmHg, Respiratory Rate 16 breaths/min, and SpO2 98% on room air. A urine dipstick is positive for blood. An ultrasound is performed, and the image is shown. Given the clinical presentation and the ultrasound findings, what is the MOST appropriate next step in management?

A. Administer intravenous ketorolac and discharge with outpatient urology follow-up
B. Consult nephrology for possible percutaneous nephrostomy
C. Order a non-contrast CT scan of the abdomen and pelvis
D. Insert a Foley catheter to monitor urine output
E. Start intravenous antibiotics for presumed pyelonephritis
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Hypertrophic pyloric stenosis
Image by Adityagupta95 CC0 1.0 · Source

A 3-week-old male presents with projectile vomiting. Upper GI series (image shown). What electrolyte abnormality is MOST likely?

A. Hypochloremic metabolic alkalosis
B. Hyperkalemia
C. Hypophosphatemia
D. Hyperchloremic metabolic acidosis
E. Hyponatremia
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An incarcerated inguinal hernia as seen on CT
Image by James Heilman, MD CC BY-SA 3.0 · Source

A 65-year-old male presents with groin pain and vomiting. The provided image was taken. What is the most appropriate next step in management?

A. Discharge with stool softeners
B. Administer intravenous antibiotics
C. Apply ice packs to the groin
D. Start a clear liquid diet
E. Surgical consultation for possible bowel resection
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A neonate, born at 38 weeks gestation, presents with bilious vomiting starting 12 hours after birth. Antenatal ultrasound revealed polyhydramnios. On examination, the baby is active and has a distended upper abdomen but a scaphoid lower abdomen. An abdominal X-ray shows a 'double bubble' sign. Which of the following is the most appropriate next step in the management of this neonate, considering potential associated complications?

A. Immediately perform a contrast enema to rule out meconium ileus as a cause of the obstruction.
B. Initiate intravenous fluids, nasogastric decompression, and prepare for surgical intervention after stabilization.
C. Begin feeds with a hydrolysed formula to assess tolerance and rule out milk protein allergy.
D. Start the neonate on broad-spectrum antibiotics to cover potential bacterial translocation.
E. Perform an upper gastrointestinal endoscopy to visualize the obstruction and obtain biopsies.
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Pyloric stenosis as seen on ultrasound in a 6 week old
Image by Dr Laughlin Dawes CC BY-SA 4.0 · Source

A 6-week-old male presents with persistent non-bilious vomiting after feeding. He appears hungry and has lost weight since birth. Examination reveals visible peristaltic waves across the abdomen. An abdominal ultrasound is performed, as shown. What is the most likely acid-base disturbance seen in this patient?

A. Metabolic alkalosis
B. Respiratory acidosis
C. Normal acid-base balance
D. Respiratory alkalosis
E. Metabolic acidosis
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Upright X-ray demonstrating small bowel obstruction
Image by James Heilman, MD CC BY-SA 3.0 · Source

A 72-year-old male presents with vomiting and abdominal pain. An abdominal X-ray is performed. What is the MOST likely underlying cause?

A. Appendicitis
B. Diverticulitis
C. Volvulus
D. Adhesions from prior surgery
E. Pancreatitis
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An ultrasound showing target sign which is a characteristic finding for intussusception on ultrasound, this ultrasound is for a 3 year old boy with intestinal intussusception.
Image by Frank Gaillard CC BY-SA 3.0 · Source

A 3-year-old boy presents with a 12-hour history of intermittent, severe abdominal pain, non-bilious vomiting, and decreased activity. Parents report redcurrant jelly stool. On exam, a palpable mass is noted. Vitals are stable. An ultrasound is performed (shown above). Considering the clinical picture and the image findings, which non-surgical intervention is indicated?

A. Urgent surgical exploration
B. Barium enema reduction
C. Pneumatic reduction under fluoroscopic guidance
D. Intravenous fluid resuscitation and observation
E. Administration of broad-spectrum antibiotics
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A 67-year-old man presents to the emergency department with sudden onset of severe headache, nausea, and vomiting. He has a history of hypertension and is currently on amlodipine. On examination, he is drowsy but arousable, with a blood pressure of 210/120 mmHg and a heart rate of 90 bpm. Neurological examination reveals a left-sided hemiparesis and a right-sided facial droop. A CT scan of the head shows a hyperdense lesion in the right basal ganglia with surrounding edema. Which of the following is the most appropriate initial management step?

A. Intravenous labetalol to lower blood pressure
B. Oral aspirin to prevent further clot formation
C. Immediate surgical evacuation of the hematoma
D. Intravenous alteplase for thrombolysis
E. Intravenous mannitol to reduce intracranial pressure
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A 45-year-old man presents to the emergency department with sudden onset of severe headache, nausea, and vomiting. He describes the headache as the worst he has ever experienced. He has a history of hypertension but is otherwise healthy. On examination, he is alert but in distress due to the headache. His blood pressure is 180/110 mmHg, heart rate is 90 bpm, and he has no focal neurological deficits. A CT scan of the head shows no acute intracranial hemorrhage. What is the next best step in management?

A. Administer analgesics and observe
B. Repeat CT scan with contrast
C. MRI of the brain
D. Lumbar puncture
E. Start antihypertensive therapy
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A neonate is born at term following an uneventful pregnancy. Immediately after birth, the baby develops bilious vomiting. Abdominal examination reveals epigastric distension, but the rest of the abdomen is scaphoid. An abdominal X-ray is performed. Which of the following findings on the abdominal X-ray would be most consistent with the likely diagnosis?

A. Double-bubble sign
B. Multiple air-fluid levels throughout the abdomen
C. Free air under the diaphragm
D. Pneumatosis intestinalis
E. Ground glass appearance
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An ultrasound showing target sign which is a characteristic finding for intussusception on ultrasound, this ultrasound is for a 3 year old boy with intestinal intussusception.
Image by Frank Gaillard CC BY-SA 3.0 · Source

A 3-year-old boy presents with sudden onset, intermittent, severe abdominal pain, vomiting, and lethargy. On examination, he is pale and has a palpable mass in the right upper quadrant. An ultrasound is performed (image provided). Based on the clinical presentation and the image, what is the most appropriate next step in management?

A. Pneumatic reduction under fluoroscopy
B. Urgent surgical exploration
C. CT scan of the abdomen and pelvis
D. Admission for observation and IV fluids
E. Administration of broad-spectrum antibiotics
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Giant hiatal hernia, CT image. 63 year old man.
Image by Jmarchn CC BY 4.0 · Source

A 63-year-old male presents with postprandial vomiting and persistent retrosternal discomfort. He reports feeling full quickly after eating only small amounts. An abdominal CT scan is performed, the axial view is shown. What is the MOST likely underlying mechanism contributing to this patient's symptoms?

A. Gastric malignancy
B. Pyloric stenosis
C. Esophageal dysmotility
D. Mechanical obstruction of the gastric outflow
E. Increased gastric acid production
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Hypertrophic pyloric stenosis
Image by Adityagupta95 CC0 1.0 · Source

A 6-week-old male infant presents with a 2-week history of progressively worsening projectile non-bilious vomiting after feeds. He has lost weight and appears lethargic. Initial bloods show a hypochloremic, hypokalaemic metabolic alkalosis. After fluid resuscitation, the image is obtained. What is the most appropriate definitive management for this patient?

A. Further imaging with abdominal ultrasound
B. Placement of nasogastric tube for gastric decompression
C. Trial of medical management with atropine
D. Discharge home with thickened feeds and anti-reflux medication
E. Surgical pyloromyotomy
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X-ray of hiatal hernia
Image by Ahmed Farhat, Daryn Towle CC BY 4.0 · Source

A 78-year-old male presents with persistent vomiting and epigastric pain. He reports a history of NSAID use for chronic arthritis. An X-ray is performed. Which of the following is the MOST likely complication associated with this finding?

A. Aortic dissection
B. Gastric volvulus
C. Pneumonia
D. Pericarditis
E. Esophageal stricture
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Ovarian Cyst
Image by James Heilman, MD CC BY-SA 3.0 · Source

A 28-year-old female presents to the ED with acute onset right lower quadrant pain. She reports nausea and vomiting. Her last menstrual period was 6 weeks ago, and she denies any vaginal bleeding. She is hemodynamically stable. A CT scan of the abdomen and pelvis is performed, with a relevant image shown. What is the MOST appropriate next step in the management of this patient?

A. Laparoscopic cystectomy
B. Immediate laparotomy
C. Expectant management with analgesia
D. Oral contraceptive pills
E. Serum CA-125 level
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A 30-year-old man presents to the emergency department with severe right lower quadrant abdominal pain, nausea, and vomiting. The pain started around the umbilicus and then localized to the right lower quadrant. On examination, he has tenderness and guarding in the right lower quadrant. His temperature is 38.3°C, heart rate is 100 bpm, and blood pressure is 120/80 mmHg. What is the most likely diagnosis?

A. Diverticulitis
B. Acute appendicitis
C. Acute cholecystitis
D. Renal colic
E. Gastroenteritis
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Acute cholecystitis with gallbladder wall thickening, a large gallstone, and a large gallbladder
Image by James Heilman, MD CC BY-SA 4.0 · Source

A 58-year-old male presents to the emergency department complaining of severe, constant right upper quadrant pain for the past 12 hours. He reports associated nausea and several episodes of non-bilious vomiting. He denies any fever or chills. His past medical history includes type 2 diabetes mellitus and hypertension, both managed with oral medications. On examination, the patient is alert and oriented. His vital signs are: temperature 37.2°C, heart rate 105 bpm, blood pressure 150/90 mmHg, respiratory rate 20 breaths/min, and SpO2 97% on room air. Abdominal examination reveals significant tenderness to palpation in the right upper quadrant, with guarding. Murphy's sign is positive. Laboratory investigations reveal a white blood cell count of 14,000/µL with neutrophilic predominance, total bilirubin of 2.5 mg/dL, alkaline phosphatase of 250 U/L, ALT of 150 U/L, and AST of 120 U/L. The provided image was obtained. Given the clinical scenario and the findings on the image, which of the following is the MOST appropriate initial management strategy?

A. Initiate intravenous antibiotics and schedule laparoscopic cholecystectomy within 72 hours
B. Start ursodeoxycholic acid and advise a low-fat diet
C. Perform endoscopic retrograde cholangiopancreatography (ERCP) to rule out choledocholithiasis
D. Order a hepatobiliary iminodiacetic acid (HIDA) scan to confirm the diagnosis
E. Administer intravenous fluids and analgesics, and discharge home with oral antibiotics and outpatient surgical follow-up
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Hypertrophic pyloric stenosis
Image by Adityagupta95 CC0 1.0 · Source

A 6-week-old male infant presents to the emergency department with a 5-day history of progressively worsening non-bilious vomiting, which has become projectile over the past 48 hours. He is exclusively formula-fed and his parents report decreased wet nappies and increased irritability. On examination, he is alert but appears slightly lethargic. His weight is below his birth weight. Capillary refill time is 3 seconds. Vitals are: HR 150 bpm, RR 40 bpm, T 37.2°C, BP 85/50 mmHg. Abdominal examination is soft, non-distended, and no masses are definitely palpable. Initial blood gas shows pH 7.52, pCO2 40 mmHg, HCO3 32 mmol/L, Na+ 130 mmol/L, K+ 3.0 mmol/L, Cl- 85 mmol/L. Urea and creatinine are mildly elevated. An imaging study was performed, shown above. Considering the clinical presentation and the findings on the imaging study, which of the following is the most critical immediate management step?

A. Initiate intravenous fluid resuscitation with 0.9% sodium chloride and potassium supplementation.
B. Insert a nasogastric tube for gastric decompression.
C. Administer intravenous ondansetron to control vomiting.
D. Arrange for urgent surgical consultation for pyloromyotomy.
E. Obtain a paediatric surgical ultrasound of the abdomen.
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Pyloric stenosis as seen on ultrasound in a 6 week old
Image by Dr Laughlin Dawes CC BY-SA 4.0 · Source

A 6-week-old male infant presents to the emergency department with a 2-week history of progressively worsening non-bilious vomiting, which has become projectile over the past few days. His parents report he is feeding eagerly but vomits most feeds shortly after completion. He has had fewer wet nappies than usual and appears more lethargic. On examination, he is irritable but consolable. His weight is below the 3rd percentile, having dropped from the 10th percentile at birth. Vital signs are: Temperature 36.8°C, Heart Rate 155 bpm, Respiratory Rate 40 bpm, Blood Pressure 85/50 mmHg, Oxygen Saturation 98% on room air. Capillary refill time is 3 seconds. Abdominal examination reveals a soft, non-distended abdomen with active bowel sounds; no palpable masses are appreciated. Initial blood gas shows pH 7.52, pCO2 40 mmHg, Bicarbonate 32 mmol/L, Na+ 132 mmol/L, K+ 3.0 mmol/L, Cl- 88 mmol/L. A point-of-care ultrasound was performed, and the image provided was obtained. Considering the clinical presentation, the laboratory findings, and the abnormality demonstrated in the provided image, which of the following best explains the mechanism leading to the observed electrolyte and acid-base derangements?

A. Loss of gastric acid (HCl) through vomiting, leading to compensatory renal hydrogen ion excretion and potassium wasting.
B. Increased aldosterone secretion due to dehydration, causing sodium retention and potassium excretion.
C. Excessive sodium and water loss in stool due to malabsorption.
D. Shift of potassium into intracellular space due to metabolic alkalosis.
E. Impaired renal bicarbonate excretion due to decreased glomerular filtration rate from dehydration.
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An ultrasound showing target sign which is a characteristic finding for intussusception on ultrasound, this ultrasound is for a 3 year old boy with intestinal intussusception.
Image by Frank Gaillard CC BY-SA 3.0 · Source

A 3-year-old boy presents with sudden onset, intermittent, severe abdominal pain, vomiting, and lethargy. Examination reveals a palpable mass. Vitals stable. Ultrasound performed. Based on the clinical presentation and the provided image, what is the most appropriate next step in management?

A. Urgent surgical exploration
B. Pneumatic reduction under fluoroscopy
C. Abdominal CT scan with contrast
D. Admission for observation and IV fluids
E. Administration of broad-spectrum antibiotics
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A 62-year-old woman presents to the emergency department with sudden onset of severe headache, nausea, and vomiting. She describes the headache as the worst she has ever experienced. Her medical history includes hypertension and hyperlipidemia, for which she is on regular medication. On examination, she is alert but in distress, with a blood pressure of 180/100 mmHg, heart rate of 90 bpm, and respiratory rate of 18 breaths per minute. Neurological examination reveals neck stiffness but no focal neurological deficits. A CT scan of the head shows no acute intracranial hemorrhage. Which of the following is the most appropriate next step in management?

A. Start intravenous antihypertensive therapy
B. Administer antiemetics and observe
C. MRI of the brain
D. Repeat CT scan with contrast
E. Lumbar puncture
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Pyloric stenosis as seen on ultrasound in a 6 week old
Image by Dr Laughlin Dawes CC BY-SA 4.0 · Source

A 5-week-old male presents with non-bilious projectile vomiting. An ultrasound is performed (shown). What acid-base disturbance is MOST likely?

A. Hypochloremic metabolic alkalosis
B. Hyperchloremic metabolic acidosis
C. Respiratory acidosis
D. Respiratory alkalosis
E. Normal acid-base balance
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An ultrasound showing target sign which is a characteristic finding for intussusception on ultrasound, this ultrasound is for a 3 year old boy with intestinal intussusception.
Image by Frank Gaillard CC BY-SA 3.0 · Source

A 3-year-old boy presents with sudden onset intermittent severe abdominal pain, vomiting, and lethargy. On examination, he is pale but haemodynamically stable. Abdominal examination reveals a palpable mass in the right upper quadrant. An ultrasound is performed (image provided). What is the most appropriate next step in management?

A. Administration of broad-spectrum antibiotics
B. Admission for observation and IV fluids
C. Abdominal CT scan with contrast
D. Immediate surgical exploration
E. Air or hydrostatic enema reduction
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Pyloric stenosis as seen on ultrasound in a 6 week old
Image by Dr Laughlin Dawes CC BY-SA 4.0 · Source

A 6-week-old male infant presents with a 1-week history of progressively worsening non-bilious vomiting, often projectile, occurring shortly after feeds. His parents report he is constantly hungry and irritable but has had poor weight gain. On examination, he is alert but appears thin. Vital signs are stable. Abdominal examination is soft, non-tender, with no palpable mass. An abdominal ultrasound is performed, the image of which is shown. Considering the clinical presentation and the findings depicted, what is the most appropriate initial management strategy?

A. Referral to a paediatric gastroenterologist for further investigation
B. Discharge home with advice on smaller, more frequent feeds
C. Urgent upper gastrointestinal contrast study
D. Surgical pyloromyotomy after fluid and electrolyte correction
E. Trial of antiemetic medication and thickened feeds
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Hypertrophic pyloric stenosis
Image by Adityagupta95 CC0 1.0 · Source

A 3-week-old male infant is brought to the emergency department by his parents. They report that he has been experiencing projectile vomiting after every feed for the past week. The vomiting is non-bilious. He appears dehydrated, with sunken fontanelles and decreased skin turgor. His weight has decreased since his last check-up. An abdominal X-ray is ordered, the results of which are shown. What is the most appropriate next step in the management of this patient?

A. Surgical consultation for pyloromyotomy
B. Discharge home with oral rehydration solution
C. Perform an upper endoscopy
D. Start feeds with thickened formula
E. Administer intravenous antibiotics
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X-ray of hiatal hernia
Image by Ahmed Farhat, Daryn Towle CC BY 4.0 · Source

A 68-year-old male with a history of reflux presents with epigastric pain and vomiting. An X-ray is performed (shown). What is the most likely complication?

A. Gastric volvulus
B. Pericarditis
C. Esophageal stricture
D. Aortic dissection
E. Pneumonia
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Upright X-ray demonstrating small bowel obstruction
Image by James Heilman, MD CC BY-SA 3.0 · Source

A 72-year-old male presents with abdominal distension, vomiting, and inability to pass flatus for 48 hours. He has a history of prior bowel resection. Examination reveals a tympanitic abdomen and tenderness to palpation. His vitals are stable. An abdominal X-ray is performed, as shown. Considering the clinical context and the radiographic findings, what is the MOST likely underlying cause of this presentation?

A. Post-surgical adhesions
B. Inflammatory bowel disease stricture
C. Volvulus
D. Hernia
E. Malignancy
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Pyloric stenosis as seen on ultrasound in a 6 week old
Image by Dr Laughlin Dawes CC BY-SA 4.0 · Source

A 6-week-old infant presents with a 1-week history of increasing non-bilious projectile vomiting after feeds. He is otherwise well, afebrile, and has wet nappies. Examination is unremarkable. An ultrasound is performed, shown in the image. Considering the clinical presentation and the findings in the provided image, what is the most appropriate definitive surgical intervention for this condition?

A. Antrectomy
B. Laparoscopic Nissen fundoplication
C. Ramstedt pyloromyotomy
D. Gastrostomy tube insertion
E. Pyloric dilatation
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Upright X-ray demonstrating small bowel obstruction
Image by James Heilman, MD CC BY-SA 3.0 · Source

A 75-year-old female presents to the emergency department with a 24-hour history of worsening colicky abdominal pain, nausea, and multiple episodes of bilious vomiting. She reports no passage of flatus or stool for the past 18 hours. Her past medical history includes an open appendectomy 30 years ago and a hysterectomy 10 years ago. On examination, she is afebrile, heart rate 92 bpm, blood pressure 130/80 mmHg, respiratory rate 18/min, oxygen saturation 98% on room air. Her abdomen is distended and diffusely tender to palpation, with high-pitched tinkling bowel sounds on auscultation. A plain abdominal X-ray series, including the image provided, was obtained. Given the clinical presentation and the findings demonstrated in the provided image, which of the following is the most appropriate *next* investigation to guide definitive management?

A. Repeat plain abdominal X-ray series in 6 hours
B. Upper endoscopy
C. Barium enema
D. MRI of the abdomen
E. CT scan of the abdomen and pelvis with intravenous contrast
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Hypertrophic pyloric stenosis
Image by Adityagupta95 CC0 1.0 · Source

A 4-week-old male presents with persistent projectile vomiting after each feed. He appears hungry and eagerly feeds, but vomits shortly after. An abdominal X-ray is ordered, the result of which is shown. What is the most appropriate next step in management?

A. Start a trial of hypoallergenic formula
B. Initiate intravenous antibiotics
C. Surgical pyloromyotomy
D. Administer antiemetics and observe
E. Upper endoscopy with biopsy
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An ultrasound showing target sign which is a characteristic finding for intussusception on ultrasound, this ultrasound is for a 3 year old boy with intestinal intussusception.
Image by Frank Gaillard CC BY-SA 3.0 · Source

A 3-year-old boy presents with intermittent severe abdominal pain, vomiting, and lethargy. On examination, he is afebrile with a soft but slightly distended abdomen. An ultrasound is performed (image provided). Based on the clinical presentation and the image findings, what is the most appropriate next step in the management of this patient?

A. Pneumatic reduction under fluoroscopy
B. Admission for observation and IV fluids
C. Discharge home with pain relief
D. CT abdomen and pelvis
E. Urgent surgical exploration
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An ultrasound showing target sign which is a characteristic finding for intussusception on ultrasound, this ultrasound is for a 3 year old boy with intestinal intussusception.
Image by Frank Gaillard CC BY-SA 3.0 · Source

A 3-year-old boy presents with a 12-hour history of intermittent, severe abdominal pain, drawing his legs up to his chest. He has vomited several times. His vital signs are stable: HR 110, BP 95/60, RR 24, Temp 37.2°C. On examination, he is irritable but comfortable between episodes of pain. His abdomen is soft but mildly distended. A focused abdominal ultrasound is performed, yielding the image provided. Based on the clinical presentation and the findings shown, what is the most appropriate initial therapeutic intervention?

A. Intravenous fluid resuscitation and pain control
B. Administer a nasogastric tube for decompression and observe
C. Air or hydrostatic enema under fluoroscopic guidance
D. Obtain a CT scan of the abdomen
E. Urgent surgical exploration
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A 32-year-old woman presents to the emergency department with severe right lower quadrant abdominal pain, nausea, and vomiting. She reports her last menstrual period was 6 weeks ago. On examination, she has tenderness and guarding in the right lower quadrant. A urine pregnancy test is positive. What is the most appropriate next step in management?

A. Prescribe analgesics and discharge
B. Schedule an exploratory laparotomy
C. Perform a transvaginal ultrasound
D. Administer methotrexate
E. Order a CT scan of the abdomen
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Pyloric stenosis as seen on ultrasound in a 6 week old
Image by Dr Laughlin Dawes CC BY-SA 4.0 · Source

A 6-week-old male presents with projectile vomiting after feeds. He is otherwise well-appearing, with normal vital signs. An abdominal ultrasound is performed (image attached). What is the MOST appropriate next step in management?

A. Initiate a proton pump inhibitor
B. Surgical consultation for pyloromyotomy
C. Reassurance and close follow-up
D. Upper endoscopy with biopsy
E. Trial of thickened feeds
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An ultrasound showing target sign which is a characteristic finding for intussusception on ultrasound, this ultrasound is for a 3 year old boy with intestinal intussusception.
Image by Frank Gaillard CC BY-SA 3.0 · Source

A 3-year-old boy presents with intermittent abdominal pain, vomiting, and currant jelly stools. An ultrasound is performed, revealing the image shown. What is the MOST appropriate next step in management?

A. Observation and supportive care
B. Surgical resection
C. IV antibiotics
D. Appendectomy
E. Air enema
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