title: Laboratory monitoring of unfractionated heparin treatment.
abstract: Laboratory monitoring is indicated when unfractionated heparin is used in the treatment of established thromboses. Special problems may be encountered in patients with antithrombin III alteration, thrombocytopenia, heparin resistance, or with an increased risk of bleeding.
authors.affiliation: Hôtel-Dieu, Paris, France.
authors.forename: M M
authors.initials: MM
authors.lastname: Samama
mesh_terms: D016903:Drug Monitoring / Q000379:methods*; D006493:Heparin / Q000097:blood* / Q000627:therapeutic use; D006801:Humans
chemical_list: D006493:Heparin