King J, Richards M, Tress B
Med J Aust. 1978 Oct 21;2(9):444-5. doi: 10.5694/j.1326-5377.1978.tb76855.x.
A twenty-year-old man suffered a left homonymous hemianopia after self-administration of heroin. Investigations revealed right occipital infarction with angiographic changes of arteritis in the posterior cerebral arteries.