| small uterus | <radiology> Hypoplasia, nulliparity, di-ethyl stilbesterol (DES), synechiae (12 Dec 1998) |
|---|---|
| small vein | <anatomy, vein> A vein in which the three tunics are poorly defined and thin; longitudinal elastic networks occur and the smooth muscle of the media, which is circularly arranged, may be incomplete or in one or two layers. (05 Mar 2000) |
| diffuse small bowel disease | <radiology> SWELL GAMES, S sprue, dilatation, dilution, moulage, reversal of jejunal and ileal patterns, W Whipple disease, coarse nodular and irregular mucosa, E oedema, L lymphangiectasis, nodular, thickened folds, L lymphoma, nodular, thickened folds, G giardiasis, oedema and spasm of proximal small bowel, A amyloid, symmetric fold thickening, M mastocytosis, look for sclerotic bones, E eosinophilic gastroenteritis, thickened, nodular folds and spasm, S stasis syndromes see: small bowel disease (12 Dec 1998) |
| diffuse small cleaved cell lymphoma | <tumour> A diffuse poorly differentiated lymphocytic lymphoma; follicular centre cell lymphoma that lacks a follicular pattern; malignancy is of intermediate grade. (05 Mar 2000) |
| immunoproliferative small intestinal disease | A spectrum of conditions ranging from a benign plasma cell hyperplasia to a highly malignant lymphoma of the small intestine. (12 Dec 1998) |
| infant, small for gestational age | An infant having a birth weight lower than expected for its gestational age. (12 Dec 1998) |
| thick small bowel folds | <radiology> Haemorrhage, oedema, ischemia, sprue, malabsorption, hypoproteinaemia, Whipple disease, amyloidosis, Henoch-Schonlein syndrome, abetalipoproteinaemia, Crohn disease (12 Dec 1998) |
| tubular small bowel | <radiology> (toothpaste small bowel) globally featureless small bowel: mucosal folds effaced, graft-vs.-host disease (GvH), Mycobacterium avium complex (MAC) (in AIDS), ischemia, Crohn disease, radiation, Strongyloides, milk enteropathy, sprue, corrosive enteritis, lymphoma, amyloidosis, mastocytosis, FUDR toxicity (12 Dec 1998) |
| U1 small nuclear RNA-(guanosine-N2)-methyltransferase | <enzyme> A trans-active non-small nuclear ribonucleoprotein; facilitates the formation of the m3g cap Registry number: EC 2.1.1.- Synonym: u1 snrna(g-n2)mtase (26 Jun 1999) |
| U6 small nuclear RNA methyltransferase | <enzyme> Methylates gamma-phosphate residues in rnas; distinct from u6 snrna n6-adenosine methyltranferase; mw 130 kD; from hela cells Registry number: EC 2.1.1.- Synonym: u6 snrna capping enzyme (26 Jun 1999) |
| unilateral small kidney | <radiology> Scarred: reflux nephropathy, lobar infarction Cf: other urographic patterns smooth kidney: ischemia due to focal arterial disease, chronic infarction, radiation nephritis, congenital hypoplasia, post-obstructive atrophy, post-inflammatory atrophy, reflux atrophy Cf: other urographic patterns (12 Dec 1998) |
| follicular predominantly small cleaved cell lymphoma | <tumour> A B-cell lymphoma with nodular or diffuse lymph node or bone marrow involvement by large lymphoid cells. Synonym: follicular predominantly small cleaved cell lymphoma, nodular histiocytic lymphoma. (05 Mar 2000) |
| localised small bowel disease | <radiology> Crohn's, tumour (including lymphoma), bleed/oedema (12 Dec 1998) |
| lymphoma, small-cell | A B-cell lymphoma presumably representing a tumour of interfollicular B-lymphocytes that may be functional. Those that are secrete identical immunoglobulin molecules. (12 Dec 1998) |
| lymphoma, small cleaved-cell, diffuse | An intermediate-grade malignant lymphoma in which the neoplastic cells (B-lymphocytes) exhibit variability in size, configuration, and degree of differentiation. The cells have distinctive nuclei, irregular in shape, with marked indentations and angularity. (12 Dec 1998) |