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Speciality Spotlight
Intracranial
Aneurysm
- ET Kiriakopoulos, RA Gorn, JJS Barton, (Univ of Toronto; Harvard Med School, Boston)
Small Retinal Hemorrhages as the Only Sign of an Intracranial Aneurysm.
Am J Ophthalmol 125:401-403, 1998.
This is a case report of a patient with subarachnoid haemorrhage whose only presenting signs were 2 small retinal haemorrhages.
Upto 40% of patients with subarachnoid haemorrhage are first seen as fundal haemorrhages – believed to be caused by a sudden rise in intracranial pressure transmitted into the distal optic nerve sheath. This pressure causes intraocular haemorrhage by compressing the central retinal vein.