This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Microbiology
Most common parasitic infection in AIDS: September 2008 
Select and explain. 
A. Ancylostoma duodenale, B. Echinococcus granulosus, C. Strongyloides stercoralis, D. Enterobius vermicularis
C: Strongyloides stercoralis
Answer: C: Strongyloides stercoralis 
Explanation: Ans. C: Strongyloides stercoralis HIV status is frequently associated with infection of Cryptosporidium, Isospora belli, and S. stercoralis. Generalised strongyloides may be seen in AIDS patients. The overwhelming severe infection in the immunocompromised is known as hyperinfection.