How to suspect whether the child is having adenoid enlargement?

Adenoids are basically lymphoid tissues and are part of our immune system. These are situated behind the nose, at the roof of nasopharynx. Adenoids may get enlarged due to infection and allergy. If the adenoids are persistently enlarged, then they cause problems which may affect overall health and development of the child. The child will have nose blockage and stuffiness of the nose with snoring and mouth breathing while sleeping. Enlargement of adenoid and tonsils is one of the main cause of sleep apnea in children and these children generally have disturbed sleep. The child who has adenoid problem may have pain in the ear and decreased hearing, due to the obstruction of eustachian tubes.