<prompt> Peritonsilar abscess is also called:Vincents anginaLudwigs abscessQuinsyThornwaldts abscess  <response>: Ans. c Quinsy. Diseases of ENT by PL Dhingra 2nd ed., 261PERITONSILLAR ABSCESS QUINSY It is collection of pus between capsule of tonsils and superior constrictor. It is a complication of acute tonsillitis caused mainly by a mixed flora containing anaerobes and group A Streptococcus. It is characterized by hot potato voice, odynophagia and halitosis. It causes deviation of uvula to opposite side. While draining, it should be opened at the point of maximum bulge above upper pole of tonsil or just lateral to point of junction of anterior pillar, with a line drawn through the base of uvula. Tonsils are removed 4-5 weeks following an attack of Quinsy Interval tonsillectomy.RETROPHARYNGEAL ABSCESS Acute pediatric Chronic adult, LN tuberculosisPARAPHARYNGEAL ABSCESS It is abscess of pharyngomaxillary or lateral pharyngeal spaces. It can spread to Mediastinum along carotid sheath.LUDWIGS ANGINA Rapidly progressive, potentially fulminant cellulitis involving bilateral sublingual and submandibular spaces and typically originating from infected or recently extracted tooth commonly the lower 2nd3rd molars.VINCENTS ANGINA TRENCH MOUTH Acute necrotizing ulcerative gingivitis ANUG. 