| EIV | external iliac vein |
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| ICR | [distance between] iliac crests; Institute for Cancer Research; Institute for Cancer Research [mouse... |
| ISP | distance between iliac spines; interspace; intraspinal; isoproterenol |
| LIF | laser-induced fluorescence; left iliac fossa; left index finger; leukemia-inhibiting factor; leukocy... |
| LIR | left iliac region; left inferior rectus |
| 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) |
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| 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) |
| iliac muscle | <anatomy, muscle> Origin, iliac fossa; insertion, tendon of psoas, anterior surface of lesser trochanter, and capsule of hip joint; action, flexes thigh and rotates it medially; nerve supply, lumbar plexus. Synonym: musculus iliacus, iliac muscle. (05 Mar 2000) |
| iliac plexus | The autonomic plexus lying on the iliac arteries, derived from the aortic plexus. Synonym: plexus iliaci. (05 Mar 2000) |
| iliac region | The topographical area of the inferior abdomen related to the inguinal canal, lateral to the pubic region. Synonym: regio inguinalis, groin, iliac region, inguen. (05 Mar 2000) |
| iliac roll | A sausage-shaped, often painful, nonfluctuating mass, with convexity to the right, palpable in the left iliac fossa, due to induration of the walls of the sigmoid flexure. (05 Mar 2000) |
| iliac spine | See: anterior inferior iliac spine, anterior superior iliac spine, posterior inferior iliac spine, posterior superior iliac spine. (05 Mar 2000) |
| iliac steal | The decrease in flow in one common iliac artery when an occlusion of the other common iliac artery is released. (05 Mar 2000) |
| iliac tubercle | A prominence on the outer lip of the iliac crest about 5 cm behind the anterior superior iliac spine. Synonym: tuberculum iliacum, iliac tubercle. (05 Mar 2000) |
| iliac tuberosity | A rough area above the auricular surface on the medial aspect of the ala of the ilium, giving attachment to the posterior sacroiliac ligament. Synonym: tuberositas iliaca. (05 Mar 2000) |
| iliac vein | <anatomy, vein> A vein on either side of the body which is formed by the union of the external and internal iliac veins and passes upward to join with its fellow of the opposite side to form the inferior vena cava. (12 Dec 1998) |