Boutonniere deformity Boutonniere deformity or 'buttonhole' deformity is an injury to a tendon in one of the fingers which causes the finger to appear deformed This usually occurs after an impact to a bent finger Symptoms include pain at the time of injury with tenderness on top of the middle finger bone which is likely to be swollenA bruise under the toenail is also known as " subungual hematoma " which means blood under the toenail It is not a serious health concern; The pattern of fingernail injury depends on the energy and direction of trauma Various types of injuries can be described, including subungual hematoma, simple injuries of the nail bed and matrix, lacerations and contusions, more complex injuries associated with tissue loss with or without avulsion, and/or associated fractures
Subungual Melanoma Symptoms Risk Factors And Treatment
