<unk> , an inflammatory disease, involves the<unk>  in about 25% of patients. The most common lesions are erythema nodosum, plaques, maculopapular eruptions, subcutaneous nodules, and lupus pernio. Treatment is not required, since the lesions usually resolve spontaneously in two to four weeks. Although it may be disfiguring, cutaneous<unk>  rarely causes major problems.
Skin manifestations of sarcoidosis
Oral manifestations of systemic disease
Cutaneous manifestations of COVID-19
Photosensitivity with HIV infection
Dermatopathic lymphadenopathy
Risk factors for tuberculosis
Chronic multifocal Langerhans cell histiocytosis
Tuberculous lymphadenitis