A Case of Altered Sensation

This patient has described a reduced sensation to the right side of his face, his right upper limb arm and right upper torso. This anatomical pattern may indicate the location of the deficit.

From the following options, where is the most likely location of the deficit causing this patient’s symptoms?

The patient presented with reduced sensation persisting in his right arm.

Which area of the brain serves as a major sensory relay station receiving and processing input from various locations in the body to the cerebral cortex?

The patient had a CT head scan which did not show any acute changes suggestive of a haemorrhage or infarct. Due to his unresolving symptoms, an MRI scan was performed and demonstrated an acute isolated left thalamic infarct.

What is a relatively common complication of a thalamic stroke?