<prompt> A child has adenoidectomy done but he has effusion in the middle ear. What is done nextGrommet inseionMastoidectomyTympanoplastyTonsillectomy  <response>: Effusion in the middle earserous otitis mediatreated with myringotomy and aspiration of fluid and grommet inseion to provide continued aeration of the middle ear. Ref: Textbook of diseases of ENT, PL Dhingra, 7th edition, pg no. 70 