Waking to Half a World

retinal vascular
Patient Demographics
Age: 89 years
Gender: Male
History of Presenting Complaint

Woke with sudden left superior altitudinal visual field loss. No pain or headache.

Past Medical History
  • Coronary artery bypass grafting (×2 grafts)
  • Femoral artery graft
  • Hypertension on antihypertensive medication
  • Hyperlipidaemia on cholesterol-lowering medication
  • Warfarin anticoagulation therapy
Examination Findings

Visual Acuity

6/6 part in both eyes (right eye normal, left eye 6/6 part despite field loss)

Pupils

Relative afferent pupillary defect (RAPD) present in left eye

Extraocular Movements

Full and normal in both eyes

Anterior Segment

Normal anterior segments bilaterally, no inflammation

Posterior Segment

Right fundus: Normal optic disc, vessels, and macula. Left fundus: Signs consistent with inferior retinal infarction - retinal whitening in inferior arcade distribution, visible embolus at arterial bifurcation, attenuated arterioles in affected area

Intraocular Pressure

Normal bilaterally

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Visual field testing
MRI brain
Carotid Doppler ultrasound
OCT macula
Fundus photography

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