| LAC | La Crosse [virus]; lactase; left atrial circumflex [artery]; left atrial contraction; linguoaxiocerv... |
|---|---|
| LANC | long-arm navicular cast |
| LLC | Lewis lung carcinoma; liquid-liquid chromatography; long-leg cast; lymphocytic leukemia |
| LLCC | long-leg cylinder cast |
| LLWC | long-leg walking cast |
| hair cast | 1. A cast composed of parakeratotic scales attached to scalp hair but freely movable up and down the hair shaft; found in scaling dermatitis of the scalp, including dandruff, psoriasis, and seborrheic dermatitis. Synonym: pseudonit. 2. A small, nodular accretion of epithelial cells and keratinous debris resulting from failure of the internal root sheath to disintegrate; it appears for 3 to 7 mm along the hair shaft. (05 Mar 2000) |
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| halo cast | A cast applied to the shoulders in which metal bars are set that extend over the head to a halo, from which traction may be applied to the head by means of tongs or a halter. (05 Mar 2000) |
| hyaline cast | A relatively transparent renal cast composed of proteinaceous material derived from disintegration of cells; seen in patients with renal disease or transiently with exercise, fever, congestive heart failure, and diuretic therapy. (05 Mar 2000) |
| shadow-cast replica | <microscopy> A replica which has been shadowed. See: shadowing. (05 Aug 1998) |
| split cast method | A procedure for placing indexed casts on an articulator to facilitate their removal and replacement on the instrument, the procedure of checking the ability of an articulator to receive or be adjusted to a maxillomandibular relation record. Synonym: Needles' split cast method. (05 Mar 2000) |
| split cast mounting | A cast with key grooves on its base, mounted on an articulator for the purpose of easy removal and accurate replacement; split remounting metal plates may be used instead of grooves in casts, a means for testing the accuracy of articulator adjustment. (05 Mar 2000) |
| spurious cast | <nephrology> An elongated, ribbon-like mucous thread with poorly defined edges and pointed or split ends, often confused with a true urinary cast. Synonym: cylindroid, mucous cast, pseudocast, spurious cast. (05 Mar 2000) |
| Needles' split cast method | A procedure for placing indexed casts on an articulator to facilitate their removal and replacement on the instrument, the procedure of checking the ability of an articulator to receive or be adjusted to a maxillomandibular relation record. Synonym: Needles' split cast method. (05 Mar 2000) |
| decidual cast | A mold of the interior of the uterus formed of the exfoliated mucous membrane in cases of extrauterine gestation. (05 Mar 2000) |
| dental cast | <dentistry> A positive likeness of a part or parts of the oral cavity. (05 Mar 2000) |
| diagnostic cast | A positive replica of the form of the teeth and tissues made from an impression. (05 Mar 2000) |
| investment cast | A cast made of material that will withstand the high temperatures of metal casting or soldering without disintegrating. Synonym: investment cast. (05 Mar 2000) |
| epithelial cast | A cast that contains epithelial cells and their remnants; occurs most frequently in renal tubules and urine as a marker for renal tubular necrosis. (05 Mar 2000) |
| tube cast | Any type of cast formed in a renal tubule, and found in the urine consisting of various materials, e.g., albumin, cells, blood. Synonym: tube cast. (05 Mar 2000) |
| false cast | <nephrology> An elongated, ribbon-like mucous thread with poorly defined edges and pointed or split ends, often confused with a true urinary cast. Synonym: cylindroid, mucous cast, pseudocast, spurious cast. (05 Mar 2000) |