This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Infection, Subject name: Medicine
All are major feature of AIDS except - 
Select and explain. 
A. Fever > 1 month, B. Diarrhea > 1 month, C. Loss of> 10% of Body Wt., D. Cough > 1 month
D: Cough > 1 month
Answer: D: Cough > 1 month 
Explanation: Clinical features of primary infection in AIDS include fever,maculo papular rash,pharyngitis ,lymphadenopathy,myalgia,ahralgia,diarrhea ,headache,loss of weight,oral & genital ulceration,mwningo-encephalitis ,Bell's palsy. Cough for more than 1 month is a characteristic of tuberculosis . Reference: Harrison20th edition pg 778