title: Skin and muscle necrosis during heparin-dihydroergotamine prophylaxis.
mesh_terms: D000368:Aged; D004087:Dihydroergotamine / Q000009:adverse effects*; D005260:Female; D006493:Heparin / Q000009:adverse effects*; D006801:Humans; D009132:Muscles / Q000473:pathology*; D009336:Necrosis; D012867:Skin / Q000473:pathology*; D013923:Thromboembolism / Q000517:prevention & control
chemical_list: D004087:Dihydroergotamine; D006493:Heparin