Difference between revisions of "Chondrodermatitis nodularis chronica helicis"

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{{ Infobox diagnosis
| Name      = {{PAGENAME}}
| Image      =
| Width      =
| Caption    =
| Synonyms  = chondrodermatitis nodularis helicis, Winkler disease
| Micro      = cartilaginous pathology (esp. perichondrial inflammation, perichondrial disruption +/-necrosis, +/-hemorrhage), overlying dermal inflammation, epithelial hyperlasia, (dermal) fibrosis
| Subtypes  =
| LMDDx      =
| Stains    =
| IHC        =
| EM        =
| Molecular  =
| IF        =
| Gross      = [[papule]] on ear, +/-erythema, +/-crusting
| Grossing  =
| Site      = [[skin]] - ear only be definition
| Assdx      =
| Syndromes  =
| Clinicalhx = more often right ear
| Signs      = tenderness
| Symptoms  = pain
| Prevalence = uncommon
| Bloodwork  =
| Rads      =
| Endoscopy  =
| Prognosis  = benign
| Other      =
| ClinDDx    = [[BCC]], [[SCC]]
| Tx        =
}}
'''Chondrodermatitis nodularis chronica helicis''', abbreviated '''CNCH''', is an uncommon painful condition that afflicts the ear.
'''Chondrodermatitis nodularis chronica helicis''', abbreviated '''CNCH''', is an uncommon painful condition that afflicts the ear.


Revision as of 12:57, 24 August 2015

Chondrodermatitis nodularis chronica helicis
Diagnosis in short
Synonyms chondrodermatitis nodularis helicis, Winkler disease
LM cartilaginous pathology (esp. perichondrial inflammation, perichondrial disruption +/-necrosis, +/-hemorrhage), overlying dermal inflammation, epithelial hyperlasia, (dermal) fibrosis
Gross papule on ear, +/-erythema, +/-crusting
Site skin - ear only be definition
Clinical history more often right ear
Signs tenderness
Symptoms pain
Prevalence uncommon
Prognosis benign
Clin. DDx BCC, SCC

Chondrodermatitis nodularis chronica helicis, abbreviated CNCH, is an uncommon painful condition that afflicts the ear.

It is also known as chondrodermatitis nodularis helicis and Winkler disease.[1]

General

  • Tender/painful - key clinical feature.
  • Typically right ear - people more often sleep on this one.[2]
  • Usually >40 years old.

Etiology:

  • Trauma/mechanical.

Gross

  • Papule on ear.
  • +/-Erythematous.
  • +/-Crust.

Clinical DDx:[2]

Images

  • CNCH. (WC)

www:

Microscopic

Features:[2]

  • Dermal inflammation.
  • Epithelial hyperlasia.
  • Fibrosis.
  • Cartilaginous pathology:
    • Perichondrial inflammation - key feature.
    • Perichondrial disruption.
    • +/-Necrosis.
    • +/-Hemorrhage.

Images

Sign out

Superficial biopsy

SKIN LESION, LEFT ANTIHELIX OF EAR, BIOPSY:
- SUPERFICIAL SKIN WITH ACANTHOSIS, HYPERKERATOSIS, MODERATE SOLAR ELASTOSIS, 
  HYPERGRANULOSIS AND A MILD LYMPHOCYTIC PERIVASCULAR INFILTRATE.
- NO CARTILAGE IS IDENTIFIED.
- NEGATIVE FOR DYSPLASIA AND MALIGNANCY.

COMMENT:
The findings are non-specific. Chondrodermatitis cannot be excluded.

See also

References

  1. ↑ URL: http://www.head-face-med.com/content/4/1/2. Accessed on: 16 January 2014.
  2. ↑ 2.0 2.1 2.2 Devani, A.; Barankin, B. (May 2007). "Dermacase. Chondrodermatitis nodularis chronica helicis.". Can Fam Physician 53 (5): 821, 837. PMID 17879469.
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