Overview
What is chondrodermatitis nodularis chronica helicis (CNH)?
What causes chondrodermatitis nodularis chronica helicis (CNH)?
What causes chondrodermatitis nodularis chronica helicis (CNH)?
How common is chondrodermatitis nodularis chronica helicis (CNH)?
What race is most commonly affected by chondrodermatitis nodularis chronica helicis (CNH)?
What sex is most commonly affected by chondrodermatitis nodularis chronica helicis (CNH)?
What age is most commonly affected by chondrodermatitis nodularis chronica helicis (CNH)?
What is the prognosis of chondrodermatitis nodularis chronica helicis (CNH)?
Presentation
What is the classic presentation of chondrodermatitis nodularis chronica helicis (CNH)?
What are the physical findings of chondrodermatitis nodularis chronica helicis (CNH)?
DDX
What is a clinically distinctive feature of chondrodermatitis nodularis chronica helicis (CNH)?
What are the differential diagnoses for Chondrodermatitis Nodularis Helicis?
Workup
How is chondrodermatitis nodularis chronica helicis (CNH) diagnosed?
When is a biopsy indicated in the workup of chondrodermatitis nodularis chronica helicis (CNH)?
What are the histologic findings of chondrodermatitis nodularis chronica helicis (CNH)?
Treatment
What is the primary goal of treatment for chondrodermatitis nodularis chronica helicis (CNH)?
What can patients do to manage chondrodermatitis nodularis chronica helicis (CNH)?
What are the complications of chondrodermatitis nodularis chronica helicis (CNH)?
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Classic chondrodermatitis nodularis chronica helicis on the superior helix.
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Close-up view of classic chondrodermatitis nodularis chronica helicis.
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Chondrodermatitis nodularis chronica helicis on the antihelix.
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Taken during surgery, this photo demonstrates reflection of the skin, which reveals the underlying perichondrium and cartilage. After the cartilage is removed, the flap is reapproximated and sutured.
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Taken 6 months after surgery.
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Self-adhering foam in a curvilinear shape is placed on the non–hair-bearing postauricular scalp.
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A rectangular piece of self-adhering foam is placed on the non–hair-bearing postauricular scalp.