Neuro-ophthalmology: Case five


This 46 year old man developed an acute confusional state. He was agitated and complained of visual problem. He was able to see the letters on the Snellen Chart but was unable to read them. Visual field examination was difficult as he could not maintain his fixation. Neurological examination showed he had a right/left disorientation. An urgent CT scan was requested.

a. What does the CT scan show?

    The CT scan was performed with contrast and shows a hyperdense area in the left parietal lobe.
    The appearance is that of a left parietal lobe haemorrhage.

    Haemorrhagic cerebrovascular accident accounts for about 10% of all cerebrovascular
    Mental status fluctuation is a common feature. The sources of haemorrhage can arise from
    ruptured intracerebral haemorrhage, arterial venous malformation or congophilic angiopathy.

b. What clinical signs may be present on further physical examination?

                The following signs may be present:

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