I. Causes

  1. Poorly controlled Otitis Externa
  2. Abrasions or Lacerations
  3. High Ear Piercing (involving pinna cartilage)
    1. Usually within first month of piercing

II. Organisms

III. Symptoms and Signs

  1. Swollen warm, tender, erythematous auricle
  2. Pain on deflection of auricle
    1. Differentiates from superficial infection
  3. Ear lobule may also be infected
  4. Tympanic Membrane not involved

IV. Management

  1. Broad antibiotic coverage
    1. Gram Positive Bacteria and Gram Negative Bacteria
    2. Fluoroquinolones cover this well
    3. Intravenous antibiotics may be needed
  2. Local antibiotic drops if canal is affected
  3. Surgical debridement may be needed

V. Complications

  1. Perichondrial abscess with poor cosmetic healing
  2. Necrosis

Images: Related links to external sites (from Google)

Ontology: Perichondritis of pinna (C0155389)

Concepts Disease or Syndrome (T047)
ICD9 380.00, 380.0
ICD10 H61.0 , H61.009, H61.00
SnomedCT 155210008, 194194008, 194197001, 34129005
English Perichondritis of auricle, NOS, Perichondritis of pinna, NOS, Perichondritis of pinna NOS, Perichondritis of pinna unsp., Perichondritis of pinna, unspecified, Unspecified perichondritis of pinna, Perichondritis of external ear, perichondritis of auricle (diagnosis), perichondritis of auricle, Auricular perichondritis, perichondritis of auricle of ear (physical finding), perichondritis of auricle of ear, Perichondritis pinna NOS, Unspecified perichondritis of pinna (disorder), Perichondritis of pinna NOS (disorder), Unspecified perichondritis of external ear, unspecified ear, Unspecified perichondritis of external ear, perichondritis of pinna, perichondritis pinna, Perichondritis of pinna, Perichondritis of auricle, Perichondritis of pinna (disorder), auricle, ear; perichondritis, ear; perichondritis, perichondritis; auricle, ear, perichondritis; ear, perichondritis; pinna, pinna; perichondritis, Perichondritis and chondritis of pinna
Italian Pericondrite dell'orecchio, Pericondrite del padiglione auricolare, non specificata, Pericondrite del padiglione auricolare
Dutch perichondritis van oorschelp, niet-gespecificeerde perichondritis van oorschelp, oor; perichondritis, oorschelp; perichondritis, perichondritis; oorschelp, perichondritis; oor, perichondritis; pinna, pinna; perichondritis, Perichondritis van uitwendig oor, auriculaire perichondritis
French Périchondrite du pavillon de l'oreille, non précisée, Périchondrite du pavillon de l'oreille, Périchondrite auriculaire
German Perichondritis des Aussenohrs, Perichondritis des Aussenohrs, unspezifisch, Perichondritis des aeusseren Ohres, Perichondritis der Ohrmuschel
Portuguese Pericondrite da orelha NE, Pericondrite da orelha, Pericondrite auricular
Spanish Pericondritis de la oreja, Pericondritis de la oreja, no especificada, Perichondritis of pinna, pericondritis de pabellón auricular no especificada (trastorno), pericondritis de pabellón auricular no especificada, pericondritis de pabellón auricular, SAI (trastorno), pericondritis de pabellón auricular, SAI, pericondritis de pinna, pericondritis del pabellón de la oreja (trastorno), pericondritis del pabellón de la oreja, Pericondritis del pabellón de la oreja
Japanese 詳細不明の耳介軟骨膜炎, 耳介軟骨膜炎, 耳介の軟骨膜炎, ジカイナンコツマクエン, ジカイノナンコツマクエン, ショウサイフメイノジカイナンコツマクエン
Czech Perichondritida boltce, Perichondritis boltce, Perichondritis boltce, blíže neurčená
Korean 바깥귀의 연골막염
Hungarian Fülcimpa perichondritis, fülkagyló perichondritis, Nem meghatározott fülcimpa perichondritis

Ontology: Acute perichondritis of external ear, unspecified ear (C2881577)

Concepts Disease or Syndrome (T047)
ICD10 H61.019 , H61.01
English Acute perichondritis of external ear, unspecified ear, Acute perichondritis of external ear

Ontology: Chondritis of external ear, unspecified ear (C2881588)

Concepts Disease or Syndrome (T047)
ICD10 H61.039 , H61.03
English Chondritis of external ear, unspecified ear, Chondritis of external ear