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iron deficiency

Practice targeted AMC-style multiple-choice questions on iron deficiency.

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anemiagastroenterologyaltered bowel habitscolonoscopycomputed tomography (CT)gastrointestinal bleedingmiddle-aged man
Endoscopy image of colon adenocarcinoma in sigmoid colon.
Image by Unknown — CC BY-SA 3.0 · Source

A 58-year-old male presents with iron deficiency anemia and a change in bowel habits. Colonoscopy findings are shown. What is the MOST appropriate next step?

A. Fecal occult blood test
B. Administer IV antibiotics
C. Start iron supplementation and repeat colonoscopy in 3 months
D. Surgical resection
E. High-fiber diet and stool softeners
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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 man presents with iron deficiency anemia. The provided CT was performed. What is the MOST likely cause of his anemia?

A. Cameron lesions
B. Vitamin B12 deficiency
C. Gastric malignancy
D. Hookworm infestation
E. Pernicious anemia
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