This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Ear, Subject name: ENT
Glue ear is also known as- 
Select and explain. 
A. Serous otitis media, B. Chronic suppurative Otitis media, C. Acute mastoiditis, D. Acute suppurative otitis media
A: Serous otitis media
Answer: A: Serous otitis media 
Explanation: Ans. is 'a' i.e., Serous otitis media Serous otitis media (SOM) has many synonyms:o Serous otitis mediao Otitis media with effusiono Glue ear,o Non- suppurative otitis mediao Mucoid otitis mediao Silent otitis mediao SOM occurs most commonly in school going children and SOM is the commonest cause of childhood hearing los