Q- Which of the following is the best initial management of esophageal candidiasis in an HIV patient?
A- Intravenous amphotericin
B- Oral fluconazole
C- Oral nystatin
D- Upper endoscopy
B- Oral fluconazole- is the best initial treatment. Upper endoscopy is performed if it’s not effective followed by IV amphotericin if confirmed. Oral nystatin is used locally for oral thrush.
Q- Which of the following is the best screening test for colon cancer?
A- Barium enema
B- Blood in stool (FOBT)
C- Colonoscopy
D- Sigmoidoscopy
C- Colonoscopy- Colon cancer usually starts proximal to the rectum so, sigmoidoscopy is incorrect. Other choices could be false positive and they have no chance to remove polyps.
Q- Which of the following is the most important risk factor for coronary artery disease?
A- High LDL cholesterol
B- High total cholesterol
C- Low HDL cholesterol
D- Obesity
A- High LDL cholesterol- All of the above are risk factor for coronary artery disease but the most dangerous one is elevation of LDL cholesterol.
