Your doctor will physically examine the throat and collect the medical history. Peritonsillar abscess can be diagnosed easily. If necessary, he may use a tongue depressor and use lighting for detecting tonsillitis. He may also collect some tissue or pus from the abscess for testing in the lab to detect the kind of bacteria.
Treatment :
Suitable antibiotics are prescribed for destroying bacteria. The most effective way for treating peritonsillar abscess is to remove the abscess completely. Depending on the report of the diagnoses suitable antibiotics is chosen and prescribed. Penicillin was often used for treating the abscess in olden days but now it has been replaced with clindamycin.