#oldrecallamc1
A 72-year-old man presents to his primary physician with complaints of fatigue, weight loss, dyspnea on exertion, abdominal pain, and dark blood in the stool. Although the patient had a negative sigmoidoscopy on routine examination 6 months ago, colon cancer is strongly suspected. Which is the best diagnostic modality to use in this patient?
(A) Colonoscopy
(B) CT of the abdomen
(C) Double contrast barium enema
(D) Sigmoidoscopy
(E) Upper gastrointestinal series
A 72-year-old man presents to his primary physician with complaints of fatigue, weight loss, dyspnea on exertion, abdominal pain, and dark blood in the stool. Although the patient had a negative sigmoidoscopy on routine examination 6 months ago, colon cancer is strongly suspected. Which is the best diagnostic modality to use in this patient?
(A) Colonoscopy
(B) CT of the abdomen
(C) Double contrast barium enema
(D) Sigmoidoscopy
(E) Upper gastrointestinal series
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