| LAP | laparoscopy; laparotomy; left arterial pressure; left atrial pressure; leucine aminopeptidase; leuke... |
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| LB | lamellar body; large bowel; left breast; left bronchus; left bundle; left buttock; leiomyoblastoma; ... |
| LBF | Lactobacillus bulgaricus factor; limb blood flow; liver blood flow |
| LC | Laennec cirrhosis; Langerhans cell; late clamped; large chromophobe; lecithin cholesterol acyltransf... |
| LCAM | liver cell adhesion molecule |
| liver-shod clamp | A clamp with jaws covered by cloth to prevent injury to structures such as bowel when clamp is closed. (05 Mar 2000) |
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| liver-spleen scan | <radiology> Tc-99m sulfur colloid or albumin colloid, particles less than 1 m, dose = 4-8 mCi Distribution, liver 85%, spleen 10%, bone marrow 5% Findings, liver: hot / cold, spleen: hot / cold (12 Dec 1998) |
| liver spot | A variably pigmented lentigo occurring on exposed skin of older Caucasians. Synonym: liver spot, solar lentigo. (05 Mar 2000) |
| liver spots | A skin disorder seen with aging (or sun exposure) where there are flat patches of increased pigmentation on the skin. They are nonserious, benign and generally more important cosmetically. The most commonly appear on sun exposed areas such as the forehead and the back of the hands. Avoidance of the sun and the use of a sunscreen (SPF of 15) can reduce the incidence of these lesions. Creams and lotions are available which bleach the skin. Cryotherapy can be used in some cases. (27 Sep 1997) |
| liver starch | <biochemistry> Branched polymer of D glucose (mostly _(1-4) linked, but some _(1-6) at branch points). Size range very variable, up to 10exp5 glucose units. Major short term storage polymer of animal cells and is particularly abundant in the liver and to a lesser extent in muscle. In the electron microscope glycogen has a characteristic asterisk or star appearance. (18 Nov 1997) |
| liver transplant | <procedure, surgery> Surgery to replace a disease liver with a healthy one from a donor. This procedure is technically quite difficult, since both vessels and biliary tract must be reattached to the new liver. most often indicated in those with long-term chronic hepatitis or congenital liver defects. Not usually performed in the situation of alcoholic cirrhosis or primary biliary cirrhosis. (14 Oct 1997) |
| liver transplantation | The transference of a part of or an entire liver from one human or animal to another. (12 Dec 1998) |
| anastomotic veins | See: inferior anastomotic vein, superior anastomotic vein. (05 Mar 2000) |
| anonymous veins | An obsolete term for brachiocephalic veins. (05 Mar 2000) |
| anterior cardiac veins | Two or three small veins in the anterior wall of the right ventricle opening directly into the right atrium independently of the coronary sinus. Synonym: venae cordis anteriores. (05 Mar 2000) |
| anterior cardinal veins | See: cardinal veins. (05 Mar 2000) |
| anterior intercostal veins | Tributaries to the musculophrenic or internal thoracic veins from the anterior portions of intercostal spaces. Synonym: venae intercostales anteriores. (05 Mar 2000) |
| anterior labial veins | Tributaries of the femoral or external pudendal veins draining the mons pubis and anterior labia majora. Synonym: venae labiales anteriores. (05 Mar 2000) |
| anterior scrotal veins | Tributaries of the femoral or exteranl pudendal veins drainign the anterior aspect of the scrotum and the skin and dartos fascia of the shaft and base of the penis. Synonym: venae scrotales anteriores. (05 Mar 2000) |
| anterior tibial veins | The venae comitantes of the anterior tibial artery which empty into the popliteal vein. Synonym: venae tibiales anteriores. (05 Mar 2000) |