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Sarcoidosis is a multisystemic granulomatous disorder characterized by the presence of noncaseating granulomas in tissues such as the skin, lung, lymph nodes, eyes, joints, brain, kidneys and heart. Sarcoidosis is a rare disease in paediatric age, with an incidence of 0.06/100.000 habitants, in children younger than four years of age. Cutaneous involvement is more common in the pediatric population than in adults. Skin may be involved in 80% of affected children.

The AA present the case of a three years old girl, with unremarkable personal or familiar medical background, that presented a facial nonexsudative maculopapular lesion after insect bite. Four months later, in spite of various therapeutic approaches, the lesion was larger with erythematous-violaceous papules. She had no systemic symptoms.

The patient was referred to dermatology. Skin biopsy identified histopathologic …