Spontaneous Heparin-Induced Thrombocytopenia Presenting as Acute Ischemic Stroke

A 54-year-old man with history of hypertension, hyperlipidemia, type-2 diabetes, and tobacco use presented with acute onset left arm weakness with a National Institutes of Health Stroke Scale (NIHSS) of 1 and a platelet count of 38,000/uL. He reported fever and sore throat beginning 9 days prior, treated with amoxicillin, which had resolved prior to presentation. He had no history of exposure to heparin in any form.