Mucosal papules in a 9-year-old girl.


A punch biopsy of one of the lingual papules revealed wellcircumscribed nodular lesions in the dermis, consisting of hyperplastic nerve fibers that were positive for neurofilament and S100 staining (Fig. 2). Based on these histological finding magnetic resonance imaging of the adrenal glands was performed, and levels of urine catecholamines and blood… (More)
DOI: 10.1016/


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