Which of the following diseases is a major problem for AIDS patients? A. Chagas diseaseB. Lyme diseaseC. hemorrhagic feversD. brucellosisE. toxoplasmosis

Answer: Option E. "toxoplasmosis"

Explanation:

Toxoplasmosis is a disease caused from infection with the parasite "Toxoplasma gondii". It can occur due to eating undercooked contaminated meat, from mother-to-child during pregnancy or exposure from infected cat feces.

Toxoplasmosis is said as one of the major problem for AIDS patients that is caused by reactivation of a chronic infection. It generally targets to the brain (encephalitis) and the the eyes.

The common symptoms of toxoplasmosis involves swollen lymph nodes, headaches, fatigue, and fever.

Thus the correct option is E.