| aortic laceration | <radiology> Deceleration injury, 80% at aortic isthmus (just distal to insertion of lig. Arteriosum), other sites: proximal ascending aorta, descending aorta at diaphragmatic hiatus, transverse aortic arch, laceration usually transverse, all layers involved in only 40% (12 Dec 1998) |
|---|---|
| brain laceration | Gross tearing of neural tissue. (05 Mar 2000) |
| vaginal laceration | Tearing of the vaginal wall. Synonym: vaginal laceration. Origin: colpo-+ G. Rhexis, rupture (05 Mar 2000) |
| scalp laceration | A tear of the dermis or underlying tissues and galea aponeurotica of the scalp. (05 Mar 2000) |
| through-and-through laceration | A laceration that penetrates two surfaces of a structure, generally restricted to skin or mucosal surfaces, such as the cheek, lip, ala nasi, pinna, etc. (05 Mar 2000) |
| laceration | 1. The act of tearing. 2. A torn, ragged, mangled wound. Origin: L. Laceratio (18 Nov 1997) |
| perineal | <anatomy> Pertaining to the perineum. (18 Nov 1997) |
| perineal artery | <anatomy, artery> Origin, internal pudendal; distribution, superficial structures of the perineum; anastomoses, external pudendal arteries. Synonym: arteria perinealis. (05 Mar 2000) |
| perineal body | central tendon of perineum |
| perineal branches of posterior femoral cutaneous nerve | <anatomy, nerve> Branches of posterior femoral cutaneous nerve which convey sensory fibres to the skin of the lateral-most perineum and adjacent portions of the upper medial thigh. Synonym: rami perineales nervi cutanei femoris posterioris. (05 Mar 2000) |
| perineal flexure of rectum | The anteroposterior curve with convexity anteriorward of the last portion of the rectum. Synonym: flexura perinealis recti, anorectal angle, anorectal flexure. (05 Mar 2000) |
| perineal hernia | A hernia protruding through the pelvic diaphragm. Synonym: levator hernia, pudendal hernia. (05 Mar 2000) |
| perineal hypospadias | Hypospadias in which the urethral defect continues along the perineum to near the anus; the scrotum is usually cleft, the testes undescended, and the penis rudimentary. (05 Mar 2000) |
| perineal lithotomy | Lithotomy in which the bladder is approached by an incision in the perineum. (05 Mar 2000) |
| perineal membrane | The layer of fascia extending between the ischiopubic rami inferior to the sphincter urethrae and the deep transverse perineal muscles. Synonym: membrana perinei, fascia diaphragmatis urogenitalis inferior, Camper's ligament, ligamentum triangulare, perineal membrane, triangular ligament. (05 Mar 2000) |