Histiocytoma, Benign FibrousHistiocytoma, Malignant FibrousHistiocytomaSoft Tissue NeoplasmsSkull NeoplasmsSarcomaLiposarcomaRetroperitoneal NeoplasmsFemoral NeoplasmsMyxosarcomaHistiocytic SarcomaVascular NeoplasmsHeart NeoplasmsBone NeoplasmsFatal OutcomeGenital Neoplasms, MaleGiant Cell TumorsMaxillary Sinus NeoplasmsThighOsteosarcomaTomography, X-Ray ComputedFibromaImmunohistochemistryCystadenocarcinomaAngiomatosisChondrosarcomaLeiomyosarcomaPiezosurgeryNeoplasms, Radiation-InducedTracheobronchomegalyVimentinNeoplasms, Multiple PrimaryFibrosarcomaOrbital NeoplasmsDermatofibrosarcomaNeoplasm Recurrence, LocalCarotid StenosisNeoplasms, Second Primary