Mesenchymal hamartoma of sternomastoid muscle.
D000328:Adult; D005260:Female; D006222:Hamartoma / Q000473:pathology*; D006801:Humans; D008416:Mastoid; D008637:Mesenchymoma / Q000473:pathology; D009132:Muscles / Q000473:pathology; D009135:Muscular Diseases / Q000473:pathology*; D013249:Sternum; D009626:Terminology as Topic