This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Communicable diseases, Subject name: Social & Preventive Medicine
WHO stage IV HIV includes all, except - 
Select and explain. 
A. Toxoplamosis, B. Pneumocystis carinii, C. HIV wasting syndrome, D. Oral thrush
D: Oral thrush
Answer: D: Oral thrush 
Explanation: <p> Oral thrush is not included in the clinical stage 4 for HIV. Reference:Park's textbook of preventive and social medicine,K.Park,23rd edition,page no:349.<\p>