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mondofacto - Online Medical Dictionary Category: Health and Medicine > Medical Dictionary Date & country: 26/01/2008, UK Words: 116197

urethrovesicopexy
Surgical suspension of the urethra and the base of the bladder from the posterior surface of the pubic symphysis (or anterior abdominal wall or Cooper's ligament) for correction of urinary stress incontinence. ... Origin: urethro-+ L. Vesica, bladder, + G. Pexis, fixation ... (05 Mar 2000) ...

URF
<abbreviation> ... 1. unidentified reading frame ... 2. uterine relaxing factor ... (05 Mar 2000) ...

urge incontinence
Leakage of urine during a strong desire to void. ... (05 Mar 2000) ...

urgency
<symptom> The sudden compelling urge to urinate. ... (18 Nov 1997) ...

urginea
The bulbs of Urginea indica (Indian squill) and Urginea maritima (white or Mediterranean squill); the source of squill. ... Origin: L. Urgeo, to press, referring to the shape of the seeds ... (05 Mar 2000) ...

urhidrosis
Synonym for uridrosis ... The excretion of urea or uric acid in the sweat. ... Synonym: sudor urinosus, urhidrosis. ... Origin: uri-+ G. Hidros, sweat ... (05 Mar 2000) ...

uric
<nephrology> Of or pertaining to urine, obtained from urine. For example; uric acid. ... Origin: G. Ouron, urine ... (20 Jun 2000) ...

uric acid
<biochemistry> The final product of nitrogenous excretion in animals that require to conserve water, such as terrestrial insects or have limited storage space, such as birds and their eggs. Uric acid has very low water solubility and crystals may be deposited in, for example: butterflies wings to impart irridescence. ... Uric acid, a crystalli …

uric acid infarct
<nephrology, paediatrics> Precipitates of uric acid distending renal collecting tubules in the newborn; since there is no necrosis, the term infarct is a misnomer. ... (20 Jun 2000) ...

uric acid oxidase
Synonym for urate oxidase ... <enzyme> An enzyme that catalyses the conversion of urate and unidentified products. It is a copper protein. The initial products decompose to form allantoin. ... Chemical name: Urate:oxygen oxidoreductase ... Registry number: EC 1.7.3.3 ... (12 Dec 1998) ...

uricase
Synonym for urate oxidase ... <enzyme> An enzyme that catalyses the conversion of urate and unidentified products. It is a copper protein. The initial products decompose to form allantoin. ... Chemical name: Urate:oxygen oxidoreductase ... Registry number: EC 1.7.3.3 ... (12 Dec 1998) ...

uricolysis
<biochemistry> Decomposition of uric acid. ... Origin: urico-+ G. Lysis, a loosening ... (05 Mar 2000) ...

uricolytic
<pharmacology> Relating to or effecting the hydrolysis of uric acid. ... (05 Mar 2000) ...

uricolytic index
<biochemistry> The percentage of uric acid oxidised to allantoin before being secreted. ... (05 Mar 2000) ...

uricosome
<cell biology> A microbody rich in urate oxidase. ... (05 Mar 2000) ...

uricosuria
<nephrology> Excessive amounts of uric acid in the urine. ... Origin: urico-+ G. Ouron, urine ... (05 Mar 2000) ...

uricosuric
1. <biochemistry> Pertaining to, characterised by or promoting uricosuria which is: the excretion of uric acid in the urine. ... 2. <pharmacology> An agent that promotes uricosuria. ... (18 Nov 1997) ...

uricosuric agent
<pharmacology> Gout suppressants that act directly on the renal tubule to increase the excretion of uric acid, thus reducing its concentrations in plasma. ... (12 Dec 1998) ...

uricotele
<zoology> An organism that is uricotelic; e.g., birds and land-dwelling reptiles. ... (05 Mar 2000) ...

uricotelia
<biology> The process or type of nitrogen excretion in which uric acid is the chief excretion product. ... Origin: uric (acid) + G. Telos, end, outcome, + -ia ... (05 Mar 2000) ...

uricotelic
<biology> Describes an organism that excretes excess nitrogen as uric acid. ... (09 Oct 1997) ...

uridine
<biochemistry> The ribonucleoside formed by the combination of ribose and uracil. ... (18 Nov 1997) ...

uridine 5'-diphosphate
A condensation product of uridine and pyrophosphoric acid. ... See: UDP. ... (05 Mar 2000) ...

uridine 5'-monophosphate
Synonym for uridylic acid ... Uridine esterified by phosphoric acid on one or more sugar hydroxyl groups; UMP is typically uridine 5'-monophosphate; 2' and 3' derivatives also occur; precursor for the biosynthesis of other pyrimidine nucleotides. ... Synonym: UMP synthase, uridine 5'-monophosphate. ... Uridylic acid synthase, a bifunctional enzyme tha …

uridine 5'-monophosphate synthase
<chemical> Consists of orotate phosphoribosyltransferase EC 2.4.2.10 and orotidylate decarboxylase EC 4.1.1.23 ... Chemical name: synthase, uridylate ... Synonym: ump synthase, uridine 5'-phosphate synthase, uridylate synthase ... (26 Jun 1999) ...

uridine 5'-triphosphate
<biochemistry> Uridine esterified with triphosphoric acid at its 5'-position; the immediate precursor of uridylic acid residues in RNA. ... (05 Mar 2000) ...

uridine diphosphate
<chemical> Uridine 5'-(trihydrogen diphosphate). A uracil nucleotide containing two phosphate groups esterified to the sugar moiety. ... Synonym: uridine pyrophosphate; urpp. ... Chemical name: Uridine 5'-(trihydrogen diphosphate) ... (12 Dec 1998) ...

uridine diphosphate galactose
<chemical> A nucleoside diphosphate sugar which can be epimerised into udpglucose for entry into the mainstream of carbohydrate metabolism. Serves as a source of galactose in the synthesis of lipopolysaccharides, cerebrosides, and lactose. ... Chemical name: Uridine 5'-(trihydrogen diphosphate), P'-alpha-D-galactopyranosyl ester ... (12 Dec 199 …

uridine diphosphate glucose
<chemical> A key intermediate in carbohydrate metabolism. Serves as a precursor of glycogen, can be metabolised into udpgalactose and udpglucuronic acid which can then be incorporated into polysaccharides as galactose and glucuronic acid. Also serves as a precursor of sucrose lipopolysaccharides, and glycosphingolipids. ... Chemical name: Urid …

uridine diphosphate glucuronic acid
<chemical> A nucleoside diphosphate sugar which serves as a source of glucuronic acid for polysaccharide biosynthesis. It may also be epimerised to udp iduronic acid, which donates iduronic acid to polysaccharides. In animals, udp glucuronic acid is used for formation of many glucosiduronides with various aglycones. ... Chemical name: alpha-D- …

uridine diphosphate kinase
<enzyme> Aspect of EC 2.7.4.6 ... Registry number: EC 2.7.4.- ... Synonym: udp kinase ... (26 Jun 1999) ...

uridine diphosphate xylose
<chemical> The decarboxylation product of udpglucuronic acid, which is used for formation of the xylosides of seryl hydroxyl groups in mucoprotein synthesis. Also forms plant xylans. ... Chemical name: Uridine 5'-(trihydrogen diphosphate), P'-alpha-D-xylopyranosyl ester ... (12 Dec 1998) ...

uridine diphosphogalactose
A pyrophosphate group links the 5'-position of uridine and the 1 position of d-galactose. ... (05 Mar 2000) ...

uridine diphosphoglucose
A pyrophosphate group links the 5'-position of uridine and the 1-position of d-glucose; an intermediate in glycogen biosynthesis. ... Synonym: UDPglucose. ... Acronym: UDPG ... (05 Mar 2000) ...

uridine diphosphoglucuronic acid
Uridine diphosphoglucose in which the 6 CH2OH of the glucose has been oxidised to COOH (has become a glucuronyl residue); participates in the formation of conjugates of bilirubin or drugs such as aspirin. ... Acronym: UDPGA ... (05 Mar 2000) ...

uridine diphosphoxylose
Synonym for xylose ... <biochemistry> Monosaccharide pentose that is found in xylans, very abundant components of hemicelluloses. ... (18 Nov 1997) ...

uridine kinase
<enzyme> An enzyme that catalyses the phosphorylation of uridine and cytidine to uridine 5'-phosphate and cytidine 5'-phosphate, respectively. ATP, dutp, dGTP, and datp are effective phosphate donors. ... Chemical name: ATP:uridine 5'-phosphotransferase ... Registry number: EC 2.7.1.48 ... (12 Dec 1998) ...

uridine monophosphate
<chemical> 5'-uridylic acid. A uracil nucleotide containing one phosphate group esterified to the sugar moiety in the 2', 3' or 5' position. ... Chemical name: 5'-Uridylic acid ... (12 Dec 1998) ...

uridine monophosphate kinase
<enzyme> Catalyses the phosphorylation of ump to udp; an aspect of EC 2.7.4.4 ... Registry number: EC 2.7.4.- ... Synonym: ump kinase, uridine-5-monophosphate kinase, uridylate kinase ... (26 Jun 1999) ...

uridine nucleosidase
<chemical> ... Chemical name: nucleosidase, uridine ... Synonym: uridine ribohydrolase ... (26 Jun 1999) ...

uridine phosphorylase
<enzyme> An enzyme that catalyses the transfer of ribose from uridine to orthophosphate, forming uracil and ribose 1-phosphate. ... Chemical name: Uridine:orthophosphate alpha-D-ribosyltransferase ... Registry number: EC 2.4.2.3 ... (12 Dec 1998) ...

uridine triphosphatase
<enzyme> Rn in chemline for deoxyuridine triphosphatase: EC 3.6.1.23 ... Registry number: EC 3.6.1.- ... Synonym: utpase ... (26 Jun 1999) ...

uridine triphosphate
A molecule which consists of the nitrogenous base uracil linked to the sugar ribose and which has a chain of three phosphate groups attached to the ribose in a linear fashion. UTP is required during transcription since it is a direct precursor of RNA. ... (09 Oct 1997) ...

uridine-specific acid nuclease
<enzyme> Chicken liver enzyme hydrolyzes poly(u) and e. Coli RNA ... Registry number: EC 3.1.- ... (26 Jun 1999) ...

uridrosis
The excretion of urea or uric acid in the sweat. ... Synonym: sudor urinosus, urhidrosis. ... Origin: uri-+ G. Hidros, sweat ... (05 Mar 2000) ...

uridrosis crystallina
urea frost ...

uridylic acid
Uridine esterified by phosphoric acid on one or more sugar hydroxyl groups; UMP is typically uridine 5'-monophosphate; 2' and 3' derivatives also occur; precursor for the biosynthesis of other pyrimidine nucleotides. ... Synonym: UMP synthase, uridine 5'-monophosphate. ... Uridylic acid synthase, a bifunctional enzyme that contains the activities of …

uridyltransferase
UDPglucose-hexose-1-phosphate; uridylyltransferase. ... (05 Mar 2000) ...

uriesthesia
Synonym for uresiesthesia ... The desire to urinate. ... Synonym: uriesthesia. ... Origin: G. Ouresis, a urinating, + aisthesis, sensation ... (05 Mar 2000) ...

urin-
Urino- ... Urine. ... See: ure-, uro-. ... Origin: G. Ouron ... (05 Mar 2000) ...

urinaemia
An obsolete term for uraemia. ... (05 Mar 2000) ...

urinal
A vessel into which urine is passed. ... (05 Mar 2000) ...

urinalysis
A helpful (and noninvasive) test which involves the chemical and microscopic analysis of urine for diagnostic purposes. Urinalysis can assist the physician in the diagnosis of infections, diabetes, dehydration, nephritis, kidney stone, jaundice and many other conditions. ... (27 Sep 1997) ...

urinary
<anatomy> Pertaining to the urine, containing or secreting urine. ... (18 Nov 1997) ...

urinary apparatus
Synonym for urogenital system ... The organs concerned in the production and excretion of urine, together with the organs of reproduction. ... (12 Dec 1998) ...

urinary bladder
A musculomembranous elastic bag serving as a storage place for the urine. ... Synonym: vesica urinaria, cystis urinaria, urocyst, urocystis. ... (05 Mar 2000) ...

urinary calculi
Calculi in any part of the urinary tract. Vesical calculi (bladder calculi) are those found in the urinary bladder; renal calculi (kidney calculi) are those found in the pelvis of the kidney. Types of urinary calculi are often classified by chemical composition or pattern of chemical composition distribution. Urinary calculi types include alternati …

urinary calculus
A calculus in the kidney, ureter, bladder, or urethra. ... Synonym: urolith. ... (05 Mar 2000) ...

urinary carboxypeptidase
<enzyme> From human urine; can be distinguished from kininase I, kininase II and enkephalin convertase ... Registry number: EC 3.4.17.- ... Synonym: kininase one-an'-a-half ... (26 Jun 1999) ...

urinary casts
Cast's discharged in the urine. ... (05 Mar 2000) ...

urinary catheterization
Employment or passage of a catheter into the bladder (urethral c.) or kidney (ureteral c.) for therapeutic or diagnostic purposes. ... (12 Dec 1998) ...

urinary concentration test
A test of renal tubular function whereby the patient is dehydrated for a measured period of time and the specific gravity of the urine is subsequently determined. ... (05 Mar 2000) ...

urinary cyst
A cyst containing extravasated urine. ... (05 Mar 2000) ...

urinary diversion
Temporary or permanent diversion of the flow of urine through the ureter away from the bladder in the presence of a bladder disease or after cystectomy. There is a variety of techniques: direct anastomosis of ureter and bowel, cutaneous ureterostomy, ileal, jejunal or colon conduit, ureterosigmoidostomy, etc. ... (12 Dec 1998) ...

urinary exertional incontinence
Synonym for stress urinary incontinence ... Leakage of urine as a result of coughing, straining, or some sudden voluntary movement, due to weakness of the fascia muscles and at the neck of the bladder. ... Synonym: urinary exertional incontinence. ... (05 Mar 2000) ...

urinary fever
An elevation of temperature, usually slight and transitory, following catheterization of the urethra, or the passage of blood clots, gravel, or a calculus. ... Synonym: catheter fever, urethral fever. ... (05 Mar 2000) ...

urinary fistula
An abnormal passage communicating with the urinary tract. ... (12 Dec 1998) ...

urinary incontinence, stress
The involuntary discharge of urine as a result of anatomic displacement which exerts an opening pull on the bladder orifice. It often occurs during coughing or other forceful stresses. ... (12 Dec 1998) ...

urinary nitrogen
Nitrogen excreted as urea, amino acids, uric acid, etc., in the urine; 1 g of urinary nitrogen indicates the breakdown in the body of 6.25 g of protein. ... See: nitrogen equivalent. ... (05 Mar 2000) ...

urinary organs
Organs involved with the formation, storage, and excretion of urine. ... Synonym: organa urinaria. ... (05 Mar 2000) ...

urinary reflex
Synonym for micturition reflex ... Contraction of the walls of the bladder and relaxation of the trigone and urethral sphincter in response to a rise in pressure within the bladder; the reflex can be voluntarily inhibited and the inhibition readily abolished to control micturition. ... Synonym: bladder reflex, urinary reflex, vesical reflex. ... (05 M …

urinary reservoirs, continent
Structures which collect and store urine and are emptied by catheterization of a cutaneous stoma or internal diversion to the urethra. The reservoirs are surgically created during procedures for urinary diversion. ... (12 Dec 1998) ...

urinary retention
The inability to pass urine from the bladder, most often due to an obstruction of flow. In older males, this may be due to prostate enlargement. Urine retention can also occur as a drug side effect (anticholinergics), after surgical procedures and in the presence of a urethral stricture (narrowing of the urethra). ... (27 Sep 1997) ...

urinary sand
Multiple small calculous particles passed in the urine of patients with nephrolithiasis; each particle is usually too small to cause significant symptoms or to be identified as a true calculus. ... (05 Mar 2000) ...

urinary schistosomiasis
Synonym for schistosomiasis haematobium ... Infection with Schistosoma haematobium, the eggs of which invade the urinary tract, causing cystitis and haematuria, and possibly an increased likelihood of bladder cancer. ... Synonym: bladder schistosomiasis, Egyptian haematuria, endemic haematuria, urinary schistosomiasis. ... (05 Mar 2000) ...

urinary smear
A group of cytologic specimens containing processed urine obtained from bladder, ureters, or renal pelvis; used for cytologic study of cancer and other diseases of the urinary tract. ... (05 Mar 2000) ...

urinary sphincter, artificial
An artifical implanted device, usually in the form of an inflatable silicone cuff, inserted in or around the bladder neck in the surgical treatment of urinary incontinence caused by sphincter weakness. Often it is placed around the bulbous urethra in adult males. The artificial urinary sphincter is considered an alternative to urinary diversion. …

urinary stuttering
Frequent involuntary interruption occurring during the act of urination. ... Synonym: stammering of the bladder. ... (05 Mar 2000) ...

urinary system
Synonym for urogenital system ... The organs concerned in the production and excretion of urine, together with the organs of reproduction. ... (12 Dec 1998) ...

urinary tract
The organs of the body that produce and discharge urine. These include the kidneys, ureters, bladder, and urethra. ... (12 Dec 1998) ...

urinary tract infection
A bacterial infection of the urethra, bladder, ureters or kidneys (part of the urinary tract). ... Common symptoms of a urinary tract infection include pain with urination, urinary urgency and increased frequency of urination. ... Acronym: UTI ... (15 Nov 1997) ...

urinary tract infections
Infections affecting those structures of the body which participate in the secretion and elimination of urine, i.e., the kidney, the ureters, the urinary bladder, and the urethra. ... (12 Dec 1998) ...

urinary tract physiology
Functions and activities of the urinary tract as a whole or of any of its parts. ... (12 Dec 1998) ...

urinate
To pass urine. ... Synonym: micturate. ... (05 Mar 2000) ...

urination
The passing of urine. ... Synonym: miction, micturition, uresis. ... Stuttering urination, the passage of urine in jets caused by intermittent spasmodic contraction of the bladder. ... (05 Mar 2000) ...

urination disorders
Disorders in the frequency of urination, the volume of urine produced or eliminated, or the ability to retain or void urine in normal fashion. ... (12 Dec 1998) ...

urine
<physiology> In mammals, a fluid excretion from the kidneys; in birds and reptiles, a solid or semisolid excretion. ... In man, the urine is a clear, transparent fluid of an amber colour and peculiar odour, with an average density of 1.02. The average amount excreted in 24 hours is from 40 to 60 ounces (about 1,200 cubic centimeters). Chemical …

urine catecholamine
A test that measures the level of catecholamines or their metabolites in the urine. A 24 hour urine sample is necessary for this assay. Elevations may be seen in pheochromocytoma or neuroblastoma. Normal urine levels of adrenaline should be: 0.5 to 20 mcg/ml and normal urine levels of noradrenaline should be 15 to 80 mcg/ml. ... (27 Sep 1997) ...

urine metanephrine
A test that measures the level of catecholamines or their metabolites in the urine. A 24 hour urine sample is necessary for this assay. Elevations may be seen in pheochromocytoma or neuroblastoma. Normal urine levels of adrenaline should be: 0.5 to 20 mcg/ml and normal urine levels of noradrenaline should be 15 to 80 mcg/ml. ... (27 Sep 1997) ...

uriniferous
Conveying urine; denoting the tubules of the kidney. ... Origin: urine + L. Fero, to carry ... (05 Mar 2000) ...

uriniferous tubule
The functional unit of the kidney, composed of a long convoluted portion (nephron) and an intrarenal collecting duct. ... (05 Mar 2000) ...

urinific
Synonym: uriniparous. ... Origin: urine + L. Facio, to make ... (05 Mar 2000) ...

urinogenous
1. Producing or excreting urine. ... 2. Of urinary origin. ... Synonym: urogenous. ... (05 Mar 2000) ...

urinoma
A cystic collection of extravasated urine. ... (05 Mar 2000) ...

urinometer
A hydrometer for determining the specific gravity of the urine. ... Synonym: urogravimeter, urometer. ... Origin: urine + G. Metron, measure ... (05 Mar 2000) ...

urinometry
The determination of the specific gravity of the urine. ... (05 Mar 2000) ...

urinosexual
Synonym for genitourinary ... <anatomy> Pertaining to the genital and urinary organs, urogenital, urinosexual. ... (18 Nov 1997) ...

urinous
Relating to or of the nature of urine. ... (05 Mar 2000) ...

uriposia
Urine-drinking. ... Origin: urine + G. Posis, drinking ... (05 Mar 2000) ...

uritis
Synonym: dermatitis ambustionis. ... Origin: L. Uro, pp. Ustus, to singe, burn, + G. -itis, inflammation ... (05 Mar 2000) ...