| BRW | Brown-Robert-Wells [stereotactic system] |
|---|---|
| B&S | Brown and Sharp [sutures] |
| IBF | immature brown fat; immunoglobulin-binding factor; Insall-Burstein-Freeman [total knee instrumentati... |
| YBOCS | Yale-Brown Obsessive Compulsive Scale |
| striae parallelae | Dark concentric lines crossing the enamel prisms of the teeth, seen in axial cross sections of the enamel. Synonym: brown striae, striae parallelae. (05 Mar 2000) |
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| striae retinae | Concentric lines on the surface of an abnormal retina. Synonym: Paton's lines. (05 Mar 2000) |
| olfactory striae | Three distinct fibre bands (stria medialis, stria intermedia, stria lateralis) that caudally extend the olfactory tract beyond its attachment to the olfactory trigone. The medial stria curves dorsally into the tenia tecta; the intermediate, often barely visible, extends straight back and terminates in the olfactory tubercle; the lateral olfactory stria, the largest of the three, passes along the lateral side of the olfactory tubercle, curving laterally as far as the limen insulae, then sharply medially to reach the uncus of the parahippocampal gyrus where it terminates in the plexiform layer of the olfactory cortex. See: medial longitudinal stria. Synonym: striae olfactoriae, olfactory roots. (05 Mar 2000) |
| Knapp's striae | Tiny breaks in the elastin-filled tissue in the back of the eye (retinae). These abnormalities are visible to the doctor during an examination using a viewing instrument called an ophthalmoscope. Angioid streaks are seen in patients with pseudoxanthoma elasticum (abbreviated PXE), a rare disorder of degeneration of the elastic fibres with tiny areas of calcification in the skin, back of the eyes (retinae), and blood vessels. Angioid streaks can be associated with blindness. (12 Dec 1998) |
| algae, brown | Predominantly marine algae of the division phaeophyta, having chromatophores containing carotenoid pigments. Genera include ascophyllum, fucus, eisenia, petalonia, ectocarpus. (12 Dec 1998) |
| Bismarck brown R | A diazo dye similar to Bismarck brown Y. (05 Mar 2000) |
| Bismarck brown Y | A diazo dye used for staining mucin and cartilage in histologic sections, in the Papanicolaou technique for vaginal smears, and as one of Kasten's Schiff-type reagents in the PAS and Feulgen stains. Synonym: vesuvin. Origin: Ger. Bismarckbraun, after Otto von Bismarck, Ger. Chancellor (05 Mar 2000) |
| Blair-Brown graft | A split-thickness graft of intermediate thickness. (05 Mar 2000) |
| brown | Of a dark colour, of various shades between black and red or yellow. "Cheeks brown as the oak leaves." (Longfellow) Brown Bess, the old regulation flintlock smoothbore musket, with bronzed barrel, formerly used in the British army. Brown bread Dark coloured bread; especially. A kind made of unbolted wheat flour, sometimes called in the United States Graham bread. "He would mouth with a beggar though she smelt brown bread and garlic." . Dark coloured bread made of rye meal and Indian meal, or of wheat and rye or Indian; rye and Indian bread. Brown coal, wood coal. See Lignite. Brown hematite or Brown iron ore, a ferruginous variety of dolomite, in part identical with ankerite. Brown stone. See Brownstone. Brown stout, a strong kind of proter or malt liquor. Brown study, a state of mental abstraction or serious reverie. Origin: OE. Brun, broun, AS. Brn; akin to D. Bruin, OHG. Brn, Icel. Brnn, Sw. Brun, Dan. Bruun, G. Braun, Lith. Brunas, Skr. Babhru. 93. Cf. Bruin, Beaver, Burnish, Brunette. Source: Websters Dictionary (01 Mar 1998) |
| brown adipose tissue | A thermogenic type of adipose tissue containing a dark pigment, and arising during embryonic life in certain specific areas in many mammals, including man. It is prominent in the newborn of all species in which it occurs and remains a distinct and conspicuous tissue in the adults of certain species, especially those that hibernate. It is also called brown adipose tissue. (12 Dec 1998) |
| Brown-Adson forceps | An Adson forceps with about 16 delicate teeth on each tip. (05 Mar 2000) |
| brown atrophy | Atrophy of the heart wall, especially in the elderly, in which the muscle is dark reddish brown and reduced in volume; the muscle fibres become pigmented especially about the nuclei, by lipochrome granules. (05 Mar 2000) |
| brown bill | A bill or halberd of the 16th and 17th centuries. See 4th Bill. "Many time, but for a sallet, my brainpan had been cleft with a brown bill." (Shak) The black, or as it is sometimes called, the brown bill, was a kind of halberd, the cutting part hooked like a woodman's bill, from the back of which projected a spike, and another from the head. Origin: Brown + bill cutting tool. Source: Websters Dictionary (01 Mar 1998) |
| Brown-Brenn stain | <technique> A method for differential staining of Gram-positive and Gram-negative bacteria in tissue sections; it utilises a modified Gram stain of crystal violet, Gram's iodine, and basic fuchsin. (05 Mar 2000) |
| brown fat | A thermogenic type of adipose tissue containing a dark pigment, and arising during embryonic life in certain specific areas in many mammals, including man. It is prominent in the newborn of all species in which it occurs and remains a distinct and conspicuous tissue in the adults of certain species, especially those that hibernate. It is also called brown adipose tissue. (12 Dec 1998) |