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Sudden lowering of intraocular pressure may cause retinal bleeding by three different mechanisms
  1. A Bansal,
  2. U S Ramanathan
  1. Wolverhampton Eye Infirmary, Wolverhampton, UK
  1. Mr A Bansal, Wolverhampton Eye Infirmary, Wolverhampton WV10 0QP, UK; bansalatul{at}

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We read with great interest the report by Alwitry et al1 on severe decompression retinopathy after medical treatment of acute angle closure. The authors have speculated that the mechanism of the “preretinal” haemorrhage in this case was similar to the scattered “intraretinal” haemorrhages seen in ocular decompression retinopathy. Although we agree with them that the haemorrhage was caused by sudden lowering of intraocular pressure (IOP), we believe that the exact …

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  • Competing interests: None.

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