Figure 1.

Computed tomography imaging of a 61-year-old female with underlying diabetes, hypertension, and coronary artery disease who presented with left hemiparesis and left facial palsy for 3 h. (a) Noncontrast computed tomography showed hyperdense clot sign at proximal M1 of right internal carotid artery. (b-d) Hounsfield unit value was approximately 78, 74, and 76 on noncontrast computed tomography, computed tomography angiography, and contrast-enhanced computed tomography image, respectively. The patient was sent for mechanical thrombectomy, the histopathologic results showed red thrombus, and the 90-day mRS was 5