Nicholls K
Med J Aust. 1979 Nov 17;2(10):560-2. doi: 10.5694/j.1326-5377.1979.tb127181.x.
Two patients presented to hospital with clinical features of acute retroperitoneal haemorrhage. In each case, laparotomy revealed massive adrenal haemorrhage, and histological evidence of underlying neoplasia was eventually found.