Clinical and clinicopathologic variables in adult horses receiving blood transfusions: 31 cases (1999–2005)

Abstract

Abstract Objective—To determine clinical and clinicopathologic abnormalities in horses administered a blood transfusion and evaluate effects of blood transfusion on these variables. Design—Retrospective case series. Animals—31 adult horses that received ≥ 1 blood transfusion. Procedures—Medical records of horses receiving a blood transfusion were reviewed to obtain clinical findings, laboratory test results before and after transfusion, adjunctive treatments, transfusion type and volume, response to transfusion, results of donor-recipient compatibility testing, adverse reactions, and outcome. Results—31 horses received 44 transfusions for hemorrhagic anemia (HG; n = 18 horses), hemolytic ane..