Article Text
Letter to the Editor
Subhyaloid haemorrhage from proliferative diabetic retinopathy after Nd:YAG laser iridotomy
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Editor,—Various vascular and haematological disorders can cause a subhyaloid premacular haemorrhage leading to decrease in vision.1 2 So far though, a premacular haemorrhage has not been recognised as a complication of peripheral laser iridotomy (PI). The following is a case report of such an occurrence with consideration of possible mechanisms.
CASE REPORT
A 58 year old diabetic woman complained of sudden reduction in vision immediately after a prophylactic Nd:YAG laser peripheral iridotomy to her left eye. Fundus examination revealed a dense premacular haemorrhage. The iridotomy was performed through an Abraham lens using a Coherent 7970 laser. Ten shots were needed with energy of 3–5.5 mJ.
The patient …