| gross lesion | A lesion plainly visible to the naked eye. (05 Mar 2000) |
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| gross | Coarse or large; large enough to be visible to the naked eye. Origin: L. Grossus, thick (05 Mar 2000) |
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| gross anatomy | General anatomy, so far as it can be studied without the use of the microscope; commonly used to denote the study of anatomy by dissection of a cadaver. See: practical anatomy. Synonym: macroscopic anatomy. (05 Mar 2000) |
| gross haematuria | The presence of blood in the urine in sufficient quantity to be visible to the naked eye. (05 Mar 2000) |
| gross heating value | (GHV) The maximum potential energy in the fuel as received. It reflects the displacement of fibre by water present in the fuel. Expressed as: GHV = HHV (1 - MC / 100) (05 Dec 1998) |
| Gross' leukaemia virus | A strain of mouse leukaemia virus. Synonym: Gross' leukaemia virus. (05 Mar 2000) |
| Gross, Ludwik | <person> 20th century U.S. Oncologist. See: Gross' virus, Gross' leukaemia virus. (05 Mar 2000) |
| gross reproduction rate | The average number of female children a woman would have if she survived to the end of her childbearing years and if, throughout that period, she were subject to a given set of age-specific fertility rates and a given sex ratio at birth; this rate provides a measure of the replacement fertility of a population in the absence of mortality. (05 Mar 2000) |
| gross virus | A murine leukaemia virus obtained from inbred mice with a high incidence of spontaneous lymphoid leukaemia. Infection is passed by vertical transmission from one generation to another through the ovum. (12 Dec 1998) |
| Gross' virus | A strain of mouse leukaemia virus. Synonym: Gross' leukaemia virus. (05 Mar 2000) |
| admixture lesion | <radiology> Cyanosis and increased pulmonary blood flow, transposition (TGV), truncus arteriosis, TAPVR, tricuspid atresia (sort of intracardiac TAPVR) (12 Dec 1998) |
| andersson lesion | <radiology> Discovertebral fracture, seen in ankylosing spondylitis (12 Dec 1998) |
| Baehr-Lohlein lesion | Focal embolic glomerulonephritis occurring in bacterial endocarditis. Synonym: Baehr-Lohlein lesion. (05 Mar 2000) |
| benign lymphoepithelial lesion | Benign tumour-like masses of lymphoid tissue in the parotid gland, containing scattered small, mainly solid islands of epithelial cells. Synonym: Godwin tumour. (05 Mar 2000) |
| Bracht-Wachter lesion | A focal collection of lymphocytes and mononuclear cells within the myocardium in bacterial endocarditis. (05 Mar 2000) |
| bright t1 lesion | <radiology> (short T1), fat (lipoma, dermoid), sub-acute haemorrhage (metHb), paramagnetic agent (Gd, ? posterior pituitary), proteinaceous fluid (colloid cyst) most abnormalities cause long T1 and T2 (dark/bright) see also: dark T2 lesion (12 Dec 1998) |