This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Nose and PNS, Subject name: ENT
5yr old child with recurrent cold cause is - 
Select and explain. 
A. Adenoids, B. Angiofibroma, C. Carcinoma, D. None
A: Adenoids
Answer: A: Adenoids 
Explanation: Ans. is 'a' i.e., Adenoids o Most common cause of common cold ( acute rhinitis) in children is enlarged and infected adenoids.Common cold/acute rhinitis/Coryzao Seen in adults and school going childen.o Causes by viruses especially rhinovirus, influenza and parainfluenza virus, ECHO virus, adeno viruses and retro viruses.o Secondary invaders are streptococci, staphylococci. Pneumococci, H. influenza and M. cararrhalis.Clinical features:o There is buming/tickling sensation at the back of nose followed by nasal stuffness, rhinorrhea and sneezing,o Low grade fever.o Initially discharge is watery and profuse but later becomes mucopurulent due to secondary' bacterial invasion.