Hemarthrosis Caused by Enoxaparin at Patient Presenting with Acute Myocardial Infarction

Abstract

Enoxaparin, a low-molecular-weight heparin, is one of the most useful anticoagulant. Treatment that have large using area including myocardial infarction. In this case a 65 years old male patient presenting with myocardial infarction and hemarthrosis caused by enoxaparin to be told. Patient admitted to the emergency service by angina and referred to us. After the first evaluation he hospitalized because of subacute anterior myocardial infarction. Including liver and renal function tests, platelets were normal. Medical treatment put in order. Enoxaparin was choosing as anticoagulant. During the treatments there was no problem but after last enoxaparin dose oedema was occurred at is left knee. We consulted him to orthopaedics. They did arthrocentesis to determine if it was hematoma or septic arthritis. Complete blood cells count evaluated. WBC 6.1, plt 45, Hb 10.6 detected. So it was hemarthrosis accepted. They recommend elastic bandage, elevation and cold execution. Enoxaparin treatment maintained. The day after oedema regressed. Coronary angiography done and stent implanted. Enoxaparin stopped Oedema followed by daily period, it gone back day by day. After the end of myocardial infarction treatment, he discharged.