| gross haematuria | The presence of blood in the urine in sufficient quantity to be 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 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 lesion | A lesion plainly visible to the naked eye. (05 Mar 2000) |
| 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) |
| painful haematuria | Haematuria associated with dysuria, usually indicating the coexistence of infection, trauma, calculi, or foreign bodies within the lower urinary tract. (05 Mar 2000) |
| painless haematuria | Haematuria not associated with dysuria, often connoting a vascular or neoplastic aetiology. (05 Mar 2000) |
| vesical haematuria | Haematuria in which the site of bleeding is in the urinary bladder. (05 Mar 2000) |
| renal haematuria | Haematuria resulting from extravasation of blood into the glomerular spaces, or tubules, or pelves of the kidneys. (05 Mar 2000) |
| microscopic haematuria | Presence of blood cells in uncatheterised urine, visible only under the microscope. (05 Mar 2000) |
| haematuria | <clinical sign, urology> The finding of blood in the urine. Origin: Gr. Ouron = urine (18 Nov 1997) |