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: Medicine
Respiratory system infections in HIV is seen with: September 2005 
Select and explain. 
A. Streptococcus, B. H.influenzae, C. Pneumocystii, D. All of the above
D: All of the above
Answer: D: All of the above 
Explanation: Ans. D: All of the above Pulmonary disease is one of the most frequent complications of HIV. The most common manifestation of pulmonary disease is pneumonia. The two most common cause of pneumonia are bacterial infections (S.pneumoniae and H.influenzae) and the unicellular fungus P.jiroveci infection.