Answer BOF 2.27

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BOF: 2.27

Which of the following skin manifestations is pathognomonic of sarcoidosis?

a)      Erythema nodosum

b)      Lupus pernio

c)      Sarcoid nodules

d)      Sarcoid plaques

e)      Scar sarcoid

Answer:

b)

20-30 % of patients with systemic sarcoidosis have skin disease. Cutaneous sarcoid may occur without evidence of systemic disease.

The extent of the skin disease does not correlate to the extent of systemic disease.

The skin manifestations of sarcoid are:

Erythema nodosum

Lupus pernio , which is pathognomic of sarcoidosis and is usually associated with chronic fibrotic sarcoid of the respiratory tract (upper). The response of the respiratory lesions to treatment in this situation is poor.

Sarcoid papules

Sarcoid plaques

Sarcoid nodules

Scar sarcoid

Revision Tip

Revise sarcoidosis KEYS to SUCCESS in Medicine page 214-216

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