HemangioendotheliomaHemangioendothelioma, EpithelioidKasabach-Merritt SyndromeHemangiosarcomaNeoplasms, Vascular TissueVascular NeoplasmsHemangiomaBones of Lower ExtremityLiver CirrhosisEndothelium, LymphaticLabyrinth DiseasesEar NeoplasmsSarcoma, KaposiBlue Toe SyndromeLiver NeoplasmsHepatitis C, ChronicSpinal NeoplasmsFatal OutcomeBiopsyThoracic Vertebrae