title: Congenital giant cellular blue nevus resulting in dystocia.
mesh_terms: D000328:Adult; D004420:Dystocia / Q000209:etiology*; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D009508:Nevus, Pigmented / Q000151:congenital* / Q000473:pathology; D011247:Pregnancy