title: Heparin therapy in a patient bitten by a saw-scaled viper (Echis carinatus), a snake whose venom activates prothrombin.
mesh_terms: D000818:Animals; D000997:Antivenins / Q000627:therapeutic use; D001778:Blood Coagulation Disorders / Q000209:etiology / Q000628:therapy; D001792:Blood Platelets / Q000187:drug effects; D002449:Cell Aggregation / Q000187:drug effects; D006493:Heparin / Q000627:therapeutic use*; D006801:Humans; D011516:Prothrombin; D012909:Snake Bites / Q000097:blood / Q000188:drug therapy*; D012911:Snakes; D014688:Venoms / Q000009:adverse effects
chemical_list: D000997:Antivenins; D014688:Venoms; D011516:Prothrombin; D006493:Heparin