| superficial circumflex iliac vein | <anatomy, vein> Corresponding to the artery of the same name, emptying usually into the great saphenous vein, or sometimes into the femoral vein. Synonym: vena circumflexa iliaca superficialis. (05 Mar 2000) |
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| deep circumflex iliac artery | <anatomy, artery> Origin, external iliac; distribution, muscles and skin of lower abdomen, sartorius and tensor fasciae latae; anastomoses, lumbar, inferior epigastric, superior gluteal, iliolumbar, and superficial circumflex iliac. Synonym: arteria circumflexa iliaca profunda. (05 Mar 2000) |
| deep circumflex iliac vein | <anatomy, vein> Corresponds to the artery of the same name, and empties, near or in a common trunk with the inferior epigastric vein, into the external iliac vein. Synonym: vena circumflexa iliaca profunda. (05 Mar 2000) |
| iliac | 1. <anatomy> Pertaining to, or in the region of, the ilium, or dorsal bone of the pelvis; as, the iliac artery. 2. Iliac crest, the upper margin of the ilium. 3. Iliac region, a region of the abdomen, on either side of the hypogastric regions, and below the lumbar regions. Alternative forms: ileac. Origin: Cf. F. Iliaque. (11 Mar 1998) |
| iliac aneurysm | An aneurysm of the common, internal, or external iliac arteries. (12 Dec 1998) |
| iliac arteries | Arteries related to the ilium. See: common iliac artery, deep circumflex iliac artery, external iliac artery, internal iliac artery, superficial circumflex iliac artery. (05 Mar 2000) |
| iliac artery | <anatomy, artery> Either of two large arteries originating from the abdominal aorta; they supply blood to the pelvis, abdominal wall and legs. (12 Dec 1998) |
| iliac bone | <anatomy> The upper and largest, part of the bony pelvic girdle (iliac wing). The ilium articulates on its inner aspect with the sacrum (sacroiliac joint). (27 Sep 1997) |
| iliac branch of iliolumbar artery | <anatomy, artery> Terminal branch of iliolumbar artery (with lumbar branch) distributed to iliac fossa to supply iliac muscle, ilium, and portions of muscles having attachment to the iliac crest. Synonym: ramus iliacus arteriae iliolumbalis. (05 Mar 2000) |
| iliac colon | That portion of the descending colon which occupies the left iliac fossa, between the crest of the left ilium and the pelvic brim. Irritable colon, tendency to colonic hyperperistalsis, sometimes with colicky pains and diarrhoea. Lead-pipe colon, the scarred rigid colon of advanced ulcerative colitis. Mucosa of colon, the lining coat of the colon. Synonym: tunica mucosa coli. (05 Mar 2000) |
| iliac crest | <anatomy> The hip bone in which a large quantity of bone marrow is concentrated. (16 Dec 1997) |
| iliac fascia | The fascia covering the iliacus and psoas muscles, continuous with transversalis fascia anterolaterally and with femoral sheath inferiorly. Synonym: fascia iliaca. (05 Mar 2000) |
| iliac fossa | The smooth inner surface of the ilium above the arcuate line, giving attachment to the iliacus muscle. Synonym: fossa iliaca. (05 Mar 2000) |
| iliac horn | Bony spur of posterior part of ilium, often found in nail-patella syndrome. (05 Mar 2000) |
| iliac horns | Symmetrical bilateral central posterior iliac processes. In other words, horn-like malformations of the crest of both iliac bones of the pelvis. A characteristic finding in the nail-patella syndrome. (12 Dec 1998) |