title: A giant pigmented nevus with invasion into umbilical cord.
mesh_terms: D000005:Abdomen; D001706:Biopsy; D002471:Cell Transformation, Neoplastic; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D008854:Microscopy, Electron; D009508:Nevus, Pigmented / Q000151:congenital / Q000473:pathology*; D011247:Pregnancy; D013194:Staining and Labeling; D014470:Umbilical Cord / Q000473:pathology*