title: Solitary mast cell tumor. Progression to disseminated urticaria pigmentosa in a negro infant.
mesh_terms: D001706:Biopsy; D044383:Black People; D005260:Female; D006801:Humans; D007223:Infant; D012515:Mast-Cell Sarcoma / Q000150:complications* / Q000473:pathology; D012878:Skin Neoplasms / Q000150:complications* / Q000473:pathology; D014582:Urticaria Pigmentosa / Q000209:etiology* / Q000473:pathology