peritonsillar abscess; quinsy
Medical term for a collection of pus beside the tonsil, often as a complication of tonsillitis.
A peritonsillar abscess can occur as a complication of tonsillitis.
扁桃炎 is tonsillitis (inflammation of the tonsils), while 扁桃周囲膿瘍 is a more severe condition where an abscess forms around the tonsil.
Compound of 扁桃 (tonsil), 周囲 (surrounding area), and 膿瘍 (abscess).