Solitary neurofibroma of the lumbosacral plexus.
D005260:Female; D006801:Humans; D008160:Lumbosacral Plexus / Q000473:pathology*; D008875:Middle Aged; D009455:Neurofibroma / Q000473:pathology*; D010524:Peripheral Nervous System Neoplasms / Q000473:pathology*