Investigating intracerebral haemorrhage

#### The bottom line A 49 year old, right handed woman presented with sudden left upper and lower limb weakness. Examination confirmed left hemiparesis with Medical Research Council (MRC) grade 3/5 power in the upper limb and 0/5 power in the lower limb. She had been diagnosed with relapsing-remitting multiple sclerosis but had been stable (without relapses) for over a year. Computed tomography (CT) on admission revealed a right frontal intracerebral haemorrhage (fig 1A⇓). Fig 1 A: Non-contrast computed tomography (CT) head scan revealing acute intracerebral haemorrhage within the right frontal lobe (white arrow) with surrounding oedema (white arrowhead). B: T2 weighted magnetic resonance imaging (MRI) of brain of a patient with intracerebral haemorrhage taken two days after admission confirms a lesion in the left side of the midbrain in the region of the left crus cerebri (white arrow); it shows a peripheral T2 hypointense rim with heterogeneous internal signal, typical of a …