title: Pigmented villonodular synovitis in a patient with Noonan syndrome and SOS1 gene mutation.
mesh_terms: D000293:Adolescent; D005260:Female; D006801:Humans; D009154:Mutation; D009634:Noonan Syndrome / Q000150:complications* / Q000235:genetics*; D010641:Phenotype; D020837:SOS1 Protein / Q000235:genetics*; D013586:Synovitis, Pigmented Villonodular / Q000150:complications* / Q000235:genetics* / Q000473:pathology
chemical_list: D020837:SOS1 Protein