| waldenstrom macroglobulinaemia | <radiology> Can cause infiltration of small bowel, associated with primary CNS lymphoma (12 Dec 1998) |
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| Waldenstrom's macroglobulinaemia | <haematology> A condition characterised by proliferation of cells resembling lymphocytes or plasma cells in the bone marrow, anaemia, increased sedimentation rate and hyperglobulinaemia. Physical findings include mucosal bleeding, skin purpura and enlargement of the lymph nodes, liver and spleen. Origin: Gr. Haima = blood (27 Sep 1997) |
| Waldenstrom's purpura | <haematology> A condition characterised by proliferation of cells resembling lymphocytes or plasma cells in the bone marrow, anaemia, increased sedimentation rate and hyperglobulinaemia. Physical findings include mucosal bleeding, skin purpura and enlargement of the lymph nodes, liver and spleen. (27 Sep 1997) |
| Waldenstrom's syndrome | <haematology> A condition characterised by proliferation of cells resembling lymphocytes or plasma cells in the bone marrow, anaemia, increased sedimentation rate and hyperglobulinaemia. Physical findings include mucosal bleeding, skin purpura and enlargement of the lymph nodes, liver and spleen. Origin: Gr. Haima = blood (27 Sep 1997) |
| Waldenstrom's test | A test for porphyrin in the urine; 2 ml of urine are mixed with an equal amount of 2% dimethyl-p-aminobenzaldehyde in 50/100 HCl. A red colour appears if urobilinogen (Ehrlich's benzaldehyde reaction) or porphobilinogen is present. (05 Mar 2000) |
| Waldeyer | (Waldeyer-Hartz) Heinrich G. Von, German anatomist and pathologist, 1836-1921. See: Waldeyer's fossae, Waldeyer's glands, Waldeyer's zonal layer, Waldeyer's throat ring, Waldeyer's sheath, Waldeyer's space, Waldeyer's tract. (05 Mar 2000) |
| Waldeyer's fossae | See: inferior duodenal recess, superior duodenal recess. (05 Mar 2000) |
| Waldeyer's glands | Coil gland's near the margins of the eyelids. (05 Mar 2000) |
| Waldeyer's sheath | The tubular space between the bladder wall and the intramural portion of the ureter as it courses obliquely through this structure; actually a space and not a true sheath. Synonym: Waldeyer's space. (05 Mar 2000) |
| Waldeyer's space | The tubular space between the bladder wall and the intramural portion of the ureter as it courses obliquely through this structure; actually a space and not a true sheath. Synonym: Waldeyer's space. (05 Mar 2000) |
| Waldeyer's throat ring | The broken ring of lymphoid tissue, formed of the lingual, faucial, and pharyngeal tonsils. Synonym: Bickel's ring, tonsillar ring, Waldeyer's throat ring. (05 Mar 2000) |
| Waldeyer's tract | A longitudinal bundle of thin, unmyelinated and poorly myelinated fibres capping the apex of the posterior horn of the spinal gray matter, composed of posterior root fibres and short association fibres that interconnect neighboring segments of the posterior horn. Synonym: fasciculus dorsolateralis, tractus dorsolateralis, dorsolateral tract, fasciculus marginalis, Lissauer's bundle, Lissauer's column, Lissauer's fasciculus, Lissauer's marginal zone, Lissauer's tract, marginal fasciculus, Spitzka's marginal tract, Spitzka's marginal zone, Waldeyer's tract, Waldeyer's zonal layer. (05 Mar 2000) |
| Waldeyer's zonal layer | A longitudinal bundle of thin, unmyelinated and poorly myelinated fibres capping the apex of the posterior horn of the spinal gray matter, composed of posterior root fibres and short association fibres that interconnect neighboring segments of the posterior horn. Synonym: fasciculus dorsolateralis, tractus dorsolateralis, dorsolateral tract, fasciculus marginalis, Lissauer's bundle, Lissauer's column, Lissauer's fasciculus, Lissauer's marginal zone, Lissauer's tract, marginal fasciculus, Spitzka's marginal tract, Spitzka's marginal zone, Waldeyer's tract, Waldeyer's zonal layer. (05 Mar 2000) |
| waldheimia | <zoology> A genus of brachiopods of which many species are found in the fossil state. A few still exist in the deep sea. Source: Websters Dictionary (01 Mar 1998) |
| wale | 1. A streak or mark made on the skin by a rod or whip; a stripe; a wheal. See Wheal. 2. A ridge or streak rising above the surface, as of cloth; hence, the texture of cloth. "Thou 'rt rougher far, And of a coarser wale, fuller of pride." (Beau & Fl) 3. A timber bolted to a row of piles to secure them together and in position. 4. Certain sets or strakes of the outside planking of a vessel; as, the main wales, or the strakes of planking under the port sills of the gun deck; channel wales, or those along the spar deck, etc. A wale knot, or wall knot. Wale knot. See Wall knot, under 1st Wall. Origin: AS. Walu a mark of stripes or blows, probably originally, a rod; akin to Icel. Volr, Goth. Walus a rod, staff. Cf. Goal, Weal a wale. 1. To mark with wales, or stripes. 2. <chemical> To choose; to select; specifically, to pick out the refuse of (coal) by hand, in order to clean it. Source: Websters Dictionary (01 Mar 1998) |