| colonic diverticular haemorrhage | <radiology> Not related to diverticulitis, incidence: 3-47% of diverticulosis, location: 75% located in ascending colon (larger neck and dome of diverticula), massive painless rectal hemmorhage, extravasation of radionuclide tracer, angiographic contrast pooling in bowel lumen, Treatment: transcatheter infusion of vasoconstrictive agents (Pitressin), embolization (Gelfoam) see: diverticular disease of colon (12 Dec 1998) |
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| concealed haemorrhage | Bleeding into organs or cavities of the body. Synonym: concealed haemorrhage. (05 Mar 2000) |
| pontine haemorrhage | Haemorrhage occurring in the substance of the pons, typically in hypertensive patients. (05 Mar 2000) |
| postoperative haemorrhage | Haemorrhage following any surgical procedure. It may be immediate or delayed and is not restricted to the surgical wound. (12 Dec 1998) |
| postpartum haemorrhage | <obstetrics> Haemorrhage occurring soon after labour or childbirth. (12 Dec 1998) |
| haemorrhage | <physiology> The escape of blood from the vessels, bleeding. Small haemorrhages are classified according to size as petechiae (very small), purpura (up to 1 cm) and ecchymoses (larger). The massive accumulation of blood within a tissue is called a haematoma. Origin: Gr. Rhegnynai = to burst forth (18 Nov 1997) |
| haemorrhage per rhexis | Haemorrhage due to the rupture of a blood vessel. (05 Mar 2000) |
| primary haemorrhage | Haemorrhage immediately after an injury or operation, as distinguished from intermediate or secondary haemorrhage. (05 Mar 2000) |
| secondary haemorrhage | Haemorrhage at an interval after an injury or an operation. (05 Mar 2000) |
| punctate haemorrhage | Capillary haemorrhage into the skin that forms petechiae. Synonym: punctate haemorrhage. (05 Mar 2000) |
| serous haemorrhage | An obsolete term for a profuse transudation of plasma through the walls of the capillaries. (05 Mar 2000) |
| nasal haemorrhage | <clinical sign> Nosebleed, haemorrhage from the nose. (18 Nov 1997) |
| subarachnoid haemorrhage | <neurology> A acute condition involving sudden haemorrhage into the space between the arachnoid membrane and the pia mater (adjacent to the brain). Often secondary to a head injury or a blood vessel defect known as an aneurysm. The subarachnoid space also contains the cerebrospinal fluid. (11 Nov 1997) |
| subdural haemorrhage | Extravasation of blood between the dural and arachnoidal membranes; acute and chronic forms occur; chronic haematomas may become encapsulated by neomembranes. Synonym: subdural haematoma. (05 Mar 2000) |
| subgaleal haemorrhage | Collection of blood beneath the galea aponeurotica. (05 Mar 2000) |