Not seen in case of hemorrhage in MCA territory: March 2005
**Core Concept**
In the context of cerebral hemorrhage, the MCA (Middle Cerebral Artery) territory is a crucial area to understand due to its significant role in supplying blood to a large portion of the brain's lateral surface. The MCA territory includes the frontal, parietal, and temporal lobes, as well as the anterior part of the internal capsule.
**Why the Correct Answer is Right**
The MCA territory typically does not include the brainstem, cerebellum, or posterior part of the internal capsule, which are more commonly associated with hemorrhages in other territories, such as the posterior cerebral artery (PCA) or the basilar artery. In the case of an MCA hemorrhage, the patient is likely to exhibit symptoms such as contralateral hemiparesis, hemisensory loss, and possibly aphasia if the dominant hemisphere is involved. The presence of brainstem or cerebellar symptoms would suggest a hemorrhage in a different territory.
**Why Each Wrong Option is Incorrect**
**Option A:** Not a typical symptom of MCA hemorrhage, as the brainstem is not usually involved in this type of stroke.
**Option B:** Not seen in MCA hemorrhage, as the posterior part of the internal capsule is typically supplied by the PCA.
**Option C:** While possible, this is not a typical presentation of MCA hemorrhage, as the cerebellum is usually supplied by the posterior inferior cerebellar arteries.
**Clinical Pearl / High-Yield Fact**
When evaluating a patient with a hemorrhagic stroke, it's essential to consider the vascular territory involved to guide treatment and predict potential outcomes.
**Correct Answer: B. Not seen in MCA hemorrhage, as the posterior part of the internal capsule is typically supplied by the PCA.**