| IAI | intra-abdominal infection |
|---|---|
| IAP | immunosuppressive acidic protein; inosinic acid pyrophosphorylase; Institute of Animal Physiology; i... |
| IAPV | intermittent abdominal pressure ventilation |
| LAS | laboratory automation system; lateral amyotrophic sclerosis; laxative abuse syndrome; left anterior-... |
| PAF | paroxysmal atrial fibrillation; peroxisomal assembly factor; phosphodiesterase-activating factor; pl... |
| abdominal section | Transabdominal incision into the peritoneal cavity. Synonym: abdominal section, laparotomy, ventrotomy. Origin: celio-+ G. Tome, incision Vaginal celiotomy, opening the peritoneal cavity through the vagina. Synonym: culdotomy. (05 Mar 2000) |
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| abdominal typhoid | <disease, microbiology> An infectious febrile illness usually spread by contamination of food, milk or water supplies with Salmonella typhi, either directly by sewage, indirectly by flies or by faulty personal hygiene. There are less than 600 cases per year in the us. Asymptomatic carriers harbor the organism in their gallbladder and excrete it in their stools for years. Average incubation time is 10-14 days. Fever, diarrhoeal stools (often bloody), abdominal pain, malaise and a rose coloured rash on the upper abdomen are seen. Severe cases may progress to delirium and obtundation. Complications include glomerulonephritis. Treatment includes intravenous fluids and antibiotics (chloramphenicol or ampicillin). Vaccines are recommended for travel to endemic areas. (27 Sep 1997) |
| abdominal wall fat pad biopsy | <investigation, procedure, surgery> The removal of a small specimen of the abdominal wall fat pad for microscopic examination. Often used in the diagnosis of amyloidosis. Performed with a local anaesthetic. (25 Jun 1999) |
| abdominal zones | The topographical subdivisions of the abdomen; based on subdividing the abdomen by the transpyloric, interspinous and midclavicular planes; including the right and left hypochondriac, right and left lateral, right and left inguinal, and the unpaired epigastric, umbilical and pubic regions. Synonym: regiones abdominis, abdominal zones. (05 Mar 2000) |
| aortic aneurysm, abdominal | An aneurysm in that part of the aorta continuing from the thoracic region and giving rise to the inferior phrenic, lumbar, median sacral, mesenteric, renal, and ovarian or testicular arteries. (12 Dec 1998) |
| radiography, abdominal | Radiographic visualization of the body between the thorax and the pelvis, i.e., within the peritoneal cavity. (12 Dec 1998) |
| reflex, abdominal | Contractions of the abdominal muscles upon stimulation of the skin (superficial abdominal reflex) or tapping neighboring bony structures (deep abdominal reflex). The superficial reflex may be weak or absent, for example, after a stroke, a sign of upper (suprasegmental) motor neuron lesions. (12 Dec 1998) |
| cavity, abdominal | The space between the abdominal wall and the spine. (12 Dec 1998) |
| pectoral and abdominal anterior cutaneous branch of intercostal nerves | The ventral primary rami of spinal nerves T7-T11 (seventh to eleventh intercostal nerves), which supply the abdominal as well as the thoracic wall; innervate intercostal, subcostal, serratus posterior inferior, transversus abdominis, external and internal oblique, and rectus abdominis muscles, and provide sensory branches to the periphery of the diaphragm, and parietal pleura and peritoneum. Synonym: rami cutanei anteriores pectoralis et abdominalis nervorum intercostalium, ramus cutaneus anterior (pectoralis et abdominalis) nervorum thoracicorum, anterior cutaneous nerves of abdomen, pectoral and abdominal anterior cutaneous branch of intercostal nerves. (05 Mar 2000) |
| muscles, abdominal | A large group of muscles in the front of the abdomen that assists in the regular breathing movement and supports the muscles of the spine while lifting and keeping abdominal organs such as the intestines in place. Abdominal muscles play a key role in exercises such as sit-ups. (12 Dec 1998) |
| pregnancy, abdominal | Ectopic pregnancy with development of the foetus in the abdominal cavity. (12 Dec 1998) |
| Heyns' abdominal decompression apparatus | A vacuum chamber enclosing the abdomen of the pregnant woman, creating pressure during the first stage of labour. (05 Mar 2000) |
| secondary abdominal pregnancy | A condition in which the embryo or foetus continues to grow in the abdominal cavity after its expulsion from the fallopian tube or other seat of its primary development. Synonym: abdominocyesis. (05 Mar 2000) |
| hysterectomy, abdominal | Surgical removal of the uterus through an incision made in the abdominal wall. As opposed to a vaginal hysterectomy. (12 Dec 1998) |
| deep abdominal reflexes | Contraction of abdominal muscles elicited by stimulation, such as tapping a deep structure; e.g., the costal margin. See: Galant's reflex, upper abdominal periosteal reflex. (05 Mar 2000) |