Hyperdense MCA sign in Acute Ischemic Stroke


55-year old gentleman, known diabetic and hypertensive presented with symptoms of right hemiplegia and aphasia of three hours duration. He was evaluated for possible thrombolytic treatment. CT brain done (3.5 hours after stroke symptom onset) showed a dense (also referred to as hyperdense) MCA sign (yellow arrow in the 1st image). Thrombosis of middle cerebralContinue reading “Hyperdense MCA sign in Acute Ischemic Stroke”

THE DENSE PCA SIGN-Posterior Cerebral Artery Visualised on CT Scan


Dense or hyperdense MCA (middle cerebral artery) sign is a well recognized sign of early ischemia and is associated with large infarctions in MCA territory. Dense PCA sign is not so well recognized, however, it can be seen in about 35% of all cases of PCA territory infarction. It is typically located in ambient cistern,Continue reading “THE DENSE PCA SIGN-Posterior Cerebral Artery Visualised on CT Scan”

Acute Subdural Hematoma mimicking a stroke


87-year old gentleman was brought to OPD with complaints of right-sided weakness and inability to speak of 48-hours duration. He was apparently well prior to that. He had earlier been treated for cardiac disease, however, details were not known. There was no history of head trauma. On examination, he was conscious, however, had global aphasia.Continue reading “Acute Subdural Hematoma mimicking a stroke”