释义 |
herald bleed An episode of haemorrhage, often accompanied by abdominal pain, which may precede by hours to weeks a catastrophic haemorrhage. Herald bleeds are typical of arterial-enteric fistulas with false aneurysms, often at the site of the proximal anastomosis of a prosthetic graft of the abdominal aortaherald bleed Surgery An episode of hemorrhage, often accompanied by abdominal pain, which may precede by hrs to wks a catastrophic hemorrhage; HBs are typical of arterial-enteric fistulas with false aneurysms, often at the site of the proximal anastomosis of a prosthetic graft of the abdominal aorta |