Colon Polyps Flashcards
Which of the following is a risk factor for colon cancer development?
A. Low red meat diet.
B. Chronic aspirin use.
C. Low fiber diet.
D. Irritable bowel syndrome.
C
Which of the following seems to be the most likely cause of colon cancer?
A. Chronic inflammatory bowel disease.
B. Hereditary genetic mutations.
C. Spontaneous genetic mutations.
D. Physical inactivity and obesity.
B
Which of the following polyps has the lowest malignant potential?
A. Adenomatous polyps.
B. Hamatomatous polyps.
C. Hyperplastic polyps.
D. Serrated polyps.
C
A 38 year old man is evaluated during a routine examination. He was diagnosed with ulcertative colitis 10 years ago and currently asymptomatic. His last colonoscopy, performed at the time of diagnosis, showed mildly active extensive colitis extending to the hepatic flexure. There’s no family history of colon cancer or polyps. His only medication is mesalamine. On physical examination, vital signs are normal. Abdominal examination is normal. Lab included CBC, LFT, CRP are all normal. Which of the following is the most appropriate colonoscopy interval for this patient?
A. Colonoscopy now, and every 1-2 years.
B. Colonoscopy now, and every 5 years.
C. Colonoscopy every 5 years starting at the age of 40 years.
D. Colonoscopy every 10 years starting at the age of 40.
A
A 53 year old man attended the clinic to review the results of his screening colonoscopy. He is healthy and takes no medication. His screening colonoscopy demonstrated one 3 mm polyps that was completely excised from the sigmoid colon. Histology confirmed hyperplastic tubular adenoma. You reassure the patient and inform him that his next colonoscopy should be done in:
A. 1 year.
B. 3 years.
C. 10 years.
D. 20 years.
C
A 48 year old man undergoes flexible colonoscopy for iron deficiency anemia. Unfortunately three dysplastic polyps are identified and removed, the sizes of which are 0.9 cm, 1.4 cm, and 1.8 cm.
Which of the following represents the most appropriate time period before follow-up colonoscopy?
A. 6 months.
B. 1 year.
C. 3 years.
D. 4 years.
E. 5 years.
B
A 55 year old man is being evaluated for constipation. There is no history of prior gastrectomy or upper GI symptoms. Hemoglobin is 10, MCV is 72, serum iron 4 (normal is 50-150), iron-binding capacity is 450 (normal is 250-370), saturation is 1% (normal 20-45%), and ferritin is 10 (normal is 15-400). What is the best next step in the evaluation of this patient’s anemia?
Colonoscopy.
