noun
definition
A swelling of blood, usually clotted, which forms as a result of broken blood vessels.
Examples of hematomas in a Sentence
However, what follows applies to acute subdural hematomas in children only.
Subdural hematomas usually occur because veins on the inside of the dura that connect the brain cortex and the venous sinuses (bridging veins) are ruptured as the result of a blow to the head.
Subdural hematomas in children and adolescents are usually abrupt onset or acute and are brought about by accident or injury.
With small subdural hematomas, the blood may slowly be reabsorbed over several weeks without much damage.
Larger hematomas, however, can gradually get bigger even though the bleeding has stopped.
Infants rarely fall until they start learning to walk, so falls account for only a small number of subdural hematomas in infants.
However, many subdural hematomas in toddlers result from accidental falls, as they learn to walk and climb.
All age groups are susceptible to developing subdural hematomas from vehicle accidents.
Small hematomas that do not cause symptoms may not need to be treated.
Blunt or crush injuries can cause bleeding under the nail plate (subungual hematomas), which can be very painful.
In 60 percent of patients with subungual hematomas that involve more than 50 percent of the nail surface, laceration is repairable.
Symptoms may include minute spots of hemorrhage on the skin, and purple patches or hematomas caused by bleeding under the skin.
These children usually experience prolonged bleeding from cuts, easy bruising, nosebleeds, skin hematomas, and prolonged bleeding from the gums following tooth extraction and minor trauma.