MRI Sequences for Early Stroke Detection
Introduction: MRI plays a crucial role in the early detection of acute ischemic stroke, especially in the hyperacute window (<6 hours) when CT may appear normal. It is the most…
CT Features of Subarachnoid Hemorrhage (SAH)
Introduction: Subarachnoid hemorrhage (SAH) is bleeding into the subarachnoid space, the area between the arachnoid and pia mater, which contains cerebrospinal fluid (CSF) and major cerebral vessels. It is a…
Role of perfusion imaging in stroke.
Introduction Stroke is a medical emergency where early diagnosis and treatment are essential. In acute ischemic stroke, blood supply to a part of the brain is interrupted, leading to tissue…