RESUMEN
Ischemic stroke in young adults has attracted more and more attention due to the diversity of its etiology. Although atherosclerosis is the most common cause of stroke in young adults, other or unknown causes are not uncommon . To improve clinicians′ understanding of the etiological diagnosis of stroke in young adults, this article reports a case of ischemic stroke in the First Affiliated Hospital of Jinan University. The patient was a 22-year-old male with acute onset who was diagnosed with acute ischemic stroke based on clinical presentation, physical examination, and magnetic resonance imaging of the brain. After actively searching for the cause, laboratory and genetic tests revealed that the patient had inherited thrombophilia (protein C and protein S deficiency), and cardiac magnetic resonance imaging examination found that the patient had noncompaction of the ventricular myocardium.