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the escape of blood from a ruptured vessel; it can be either external or internal. Blood from an artery is bright red in color and comes in spurts; that from a vein is dark red and comes in a steady flow. Aside from the obvious flow of blood from a wound or body orifice, massive hemorrhage can be detected by other signs, such as restlessness, cold and clammy skin, thirst, increased and thready pulse, rapid and shallow respirations, and a drop in blood pressure. If the hemorrhage continues unchecked, the patient may complain of visual disturbances, ringing in the ears, or extreme weakness.
capillary hemorrhage oozing of blood from minute vessels.
cerebral hemorrhage a hemorrhage into the cerebrum; one of the three main causes of cerebral vascular accident (stroke syndrome).
concealed hemorrhage internal hemorrhage.
internal hemorrhage that in which the extravasated blood remains within the body.
intracranial hemorrhage bleeding within the cranium, which may be extradural, subdural, subarachnoid, or cerebral.
petechial hemorrhage subcutaneous hemorrhage occurring in minute spots.
postpartum hemorrhage that which follows soon after labor.
primary hemorrhage that which soon follows an injury.
secondary hemorrhage that which follows an injury after a considerable lapse of time.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
A hemorrhage due to a defect in the fibrin component in blood coagulation.
See also: hemorrhage
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