Acute abscess of a preexisting preauricular sinus
Preauricular sinus
First described by Van Heusinger in 1864
One of the most common congenital abnormalities of the head and neck regi...
Persistent preauricular ear pain
Redness in preauricular location
Fever (rare)
Erythema and induration in preauricular region
Possible fluid drainage from opening
Tenderness o...
Baatenburg de Jong RJ. A new surgical technique for treatment of preauricular sinus. Surgery. 2005;137(5):567–570. [View Abstract on OvidMedline]
Bellini C, Piaggio G, Massocco...
Q18.1 Preauricular sinus and cyst
L02.811 Cutaneous abscess of head [any part, except face]
744.46 Preauricular sinus or fistula
682.8 Cellulitis and abscess of other specified sites
...
Can be easily misdiagnosed as an infected sebaceous cyst
Mainstay of treatment is oral antibiotic therapy and possible needle drainage.
Incision and drainage should be reserved for compl...
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