This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Nose and paranasal sinuses, Subject name: ENT
Allergic fungal sinusitis is seen in? 
Select and explain. 
A. Immunocompetent Patient, B. Immunocompromised Patient, C. Diabetic Patient, D. None
A: Immunocompetent Patient
Answer: A: Immunocompetent Patient 
Explanation: Allergic fungal sinusitis is seen in immunodeficient or immunocompetent conditions(most common of them being Diabetes Mellitus) (Ref: Scott Brown, 8th edition, Vol 1, pg no. 1048)