Repeated USMLE Questions Step 1- Review- 8

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Q- Consumption of which of the following products most likely reduces the risk for coronary heart disease in susceptible patients?

A- Beef products

B- Fish oils

C- Saturated fat

D- Sugar-free snacks

B- Fish oils- They reduce platelet aggregation and arachidonic acid metabolites. Sugar-free snacks are healthy but don’t have direct effect as fish oils increase the level of HDL.



Q- Hemorrhagic cystitis may develop after the use of cyclophosphamide. Which one of the following drugs can reduce this risk?

A- Ampicillin

B- Infliximab

C- Mensa

D- Vitamin K

C- Mensa- It detoxifies the toxic metabolite of cyclophosphamide which causes bladder hemorrhage.



Q- A patient complains of worsening diarrhea over the past three months. He has a history of recurrent urinary tract infection and joint pain affects numerous joints. A urine sample shows pneumaturia. Which of the following is the most likely cause of this patient’s symptoms?

A- Enterovesical fistula

B- Pseudomembranous colitis

C- Renal stones

D- Ulcerative colitis

A- Enterovesical fistula- This is most likely a case of Crohn’s disease leading to formation of this fistula. Fistulas don’t occur in ulcerative colitis.



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