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Retinal haemorrhage caused by “ecstasy”
There was no evidence clinically or angiographically of choroidal neovascularisation. comment Ecstasy is known to cause hypertension, 1 ventricular fibrillation, 1 tachycardia, hyper pyrexia, 2 and intracerebral haemorrhage. 3 The positive chronotropic effects and hypertension are caused by stimulat...
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Published in: | British journal of ophthalmology 1998-07, Vol.82 (7), p.841-841b |
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Main Authors: | , |
Format: | Article |
Language: | English |
Subjects: | |
Citations: | Items that cite this one |
Online Access: | Get full text |
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Summary: | There was no evidence clinically or angiographically of choroidal neovascularisation. comment Ecstasy is known to cause hypertension, 1 ventricular fibrillation, 1 tachycardia, hyper pyrexia, 2 and intracerebral haemorrhage. 3 The positive chronotropic effects and hypertension are caused by stimulating noradrenaline release from sympathetic nerve endings. A sudden rise in blood pressure could have caused a retinal haemorrhage in a similar fashion to the intracerebral haemorrhage. 3 Methamphetamine and cocaine are known to cause retinal haemorrhage when taken nasally. 4 It is known that there is a rich supply of autonomic and vasoactive nerves in the choroid but not in the retina. 5 This makes the retinal circulation vulnerable to sudden changes in the blood pressure, which may have been important in this patient. |
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ISSN: | 0007-1161 1468-2079 |
DOI: | 10.1136/bjo.82.7.841b |