| BFL | bird fancier's lung; Borjeson-Forssman-Lehman [syndrome] |
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| NEST | Nuclear Emergency Search Team |
| IVC | 1) Inferior Vena Cava 2) Intra-Venous Cholangiography |
| IVC | inferior vena cava; inspiratory vital capacity; integrated vector control; intravascular coagulation... |
| DEFT | direct epifluorescent filter technique |
| IVC | I-inferior vena cava |
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| IVC | Inspiratory Vital Capacity |
| IVC | Intravenous cholangiography |
| DEFT | Direct Epifluorescent Filter Technique |
| FISH | Filter In Situ Hybridization |
| bird's nest ivc filter | <radiology> Introduced 1982; Cook Inc., Bloomington, IN advantages, low profile: 14.5 Fr introducer sheath, low recurrent PE rates (1.1 - 2.7% by clinical history), low IVC thrombosis rates (2.9 - 5.0% by clinical history), placement in large diameter IVCs (not greater than40mm), free-form configuration does not require centreing in IVC disadvantages: stainless steel: ferromagnetic = magnetic susceptibility artifact, more operator dependent, difficult to place in short IVCs (need about 7cm for proper placement), prolapse of filter wires (? clinical significance) see also: indications (12 Dec 1998) |
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| bird's nest filter | A wire mesh vena cava filter. (05 Mar 2000) |
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| vena-tech ivc filter | <radiology> Introduced as LGM (L.G. Medical, France), 1985; FDA aprroval 1991: Vena-Tech, Evanston, IL, 6-leg conical design with 6 stabilizing side bars, biocompatible metal known as Phynox (cobalt,chromium,iron,nickel,moly) Efficacy, recurrent PE: 2-6%, IVC occlusion: 8-24%, migration: 0-12% Advantages, ease of placement, excellent clot trapping efficiency, low profile, lacks ferromagnetic activity: minimal MRI artifacts Disadvantages, incomplete opening (6-19%): decreases clot-trapping efficiency, increased incidence from IJ approach, decreased with rapid deployment, increased IVC thrombosis rates: 8% initial reports; 22-24% on subsequent reports by ultrasound/MRI: 2-19% clinically symptomatic (12 Dec 1998) |
| simon nitinol ivc filter | <radiology> Introduced 1990; Nitinol Medical Technologies, Woburn, MA. BARD, thermal memory alloy:titanium and nickel;, straightened form at cool temperatures (4-10C), reforms into predetermined filter shape at body temperatures efficacy, recurrent PE: 0 - 4.8%, IVC thrombosis: 7 - 11% (by clinical symptoms), access site thrombosis: 2 - 10% advantages, narrow introducer sheath (9 Fr), largest choice of access: brachial or left CFV approach without difficulty, only mild MRI artifacts disadvantages, IVC thrombosis: symptomatic occlusion rates higher than reported wtih Greenfield or bird's nest filters, caval penetration: 1 - 33%, caudal drop: exact filter location difficult to predict (12 Dec 1998) |
| titanium greenfield ivc filter | <radiology> Advantages: low profile: 14.3 Fr introducer sheath, percutaneous placement, lack of ferromagnetic properties, low recurrent PE rate (3-5%), low IVC thrombosis rate (1-9%), successful placement (97%) disadvantages: maximum caval diameter = 28mm, tilting/leg assymetry, difficult placement from left femoral approach see also: indications (12 Dec 1998) |
| bird's-nest | 1. The nest in which a bird lays eggs and hatches her young. 2. The nest of a small swallow (Collocalia nidifica and several allied species), of China and the neighboring countries, which is mixed with soups. The nests are found in caverns and fissures of cliffs on rocky coasts, and are composed in part of algae. They are of the size of a goose egg, and in substance resemble isinglass. 3. <botany> An orchideous plant with matted roots, of the genus Neottia (N. Nidus-avis) Bird's-nest pudding, a pudding containing apples whose cores have been replaces by sugar. Yellow bird's nest, a plant, the Monotropa hypopitys. Source: Websters Dictionary (01 Mar 1998) |
| azygos continuation of interrupted ivc | <radiology> IVC interrupted, hepatic portion absent, joins azygos or hemiazygos, hepatic veins empty directly into RA, associated with polysplenia (12 Dec 1998) |
| nest | Origin: AS. Nest; akin to D. & G. Nest, Sw. Naste, L. Nidus, for nisdus, Skr. Nia resting place, nest; cf. Lith. Lizdas, Arm. Neiz, Gael. & Ir. Nead. Prob. From the particle ni down, Skr. Ni + the root of E. Sit, and thus orig, a place to sit down in. See Nether, and Sit, and cf. Eyas, Nidification, Nye. 1. The bed or receptacle prepared by a fowl for holding her eggs and for hatching and rearing her young. "The birds of the air have nests." (Matt. Viii. 20) 2. Hence: the place in which the eggs of other animals, as insects, turtles, etc, are laid and hatched; a snug place in which young animals are reared. 3. A snug, comfortable, or cozy residence or situation; a retreat, or place of habitual resort; hence, those who occupy a nest, frequent a haunt, or are associated in the same pursuit; as, a nest of traitors; a nest of bugs. "A little cottage, like some poor man's nest." (Spenser) 4. <geology> An aggregated mass of any ore or mineral, in an isolated state, within a rock. 5. A collection of boxes, cases, or the like, of graduated size, each put within the one next larger. 6. <mechanics> A compact group of pulleys, gears, springs, etc, working together or collectively. Nest egg, an egg left in the nest to prevent the hen from forsaking it, and to induce her to lay more in the same place; hence, figuratively, something laid up as the beginning of a fund or collection. Source: Websters Dictionary (01 Mar 1998) |
| isogenous nest | A clone of cartilage cells all from one progenitor cell and occurring as a cluster. (05 Mar 2000) |
| IVC | <abbreviation> Inferior vena cava. (05 Mar 2000) |
| epithelial nest | A focus of central keratinization within concentric layers of abnormal squamous cells; seen in squamous cell carcinoma. Synonym: epithelial nest, epithelial pearl, squamous pearl. (05 Mar 2000) |
| absolute filter | <apparatus> A fine-pored, steam-sterilisable filter that is used to trap airborne microorganisms. The filter's pores are about 2 micrometres in diameter, smaller than the particles it is designed to remove. (06 May 1997) |
| bandpass filter | A device that allows a limited range of frequencies to pass. (05 Mar 2000) |
| Berkefeld filter | A bacterial filter used in 1891, made of earth known as Kieselguhr taken from the name of the mine in Hanover, Germany, from which the earth was found. Ground water at this mine had a clear blue colour suggesting the use of the earth as a filter. Origin: Berkefield, name of owner of the mine from which the material to make the filter was taken (05 Mar 2000) |
| vena cava filter | A filter used for interruption of IVC to prevent pulmonary embolism; e.g., Greenfield filter. Synonym: venocaval filter. (05 Mar 2000) |
| venocaval filter | A filter used for interruption of IVC to prevent pulmonary embolism; e.g., Greenfield filter. Synonym: venocaval filter. (05 Mar 2000) |
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