Copy of `Dorland's Medical Dictionary`

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Dorland's Medical Dictionary Category: Health and Medicine > Medical Dictionary Date & country: 31/12/2010, USA Words: 39128

ureteric bud
a dorsal outgrowth of the mesonephric duct near its entry into the cloaca; it is the primordium of the ureter, renal pelvis, calices, and collecting tubules of the kidneys.

ureteritis
(u-re″tәr-i´tis) inflammation of a ureter.

ureterocele
(u-re´tәr-o-sēl″) ballooning of the lower end of the ureter into the bladder.

ureterocelectomy
(u-re″tәr-o-se-lek´tә-me) excision of a ureterocele.

ureterocolostomy
(u-re″tәr-o-kә-los´tә-me) anastomosis of a ureter to the colon.

ureterocystostomy
(u-re″tәr-o-sis-tos´tә-me) ureteroneocystostomy.

ureteroenterostomy
(u-re″tәr-o-en″tәr-os´tә-me) urinary diversion in which ureters are attached to the wall of the intestine.

ureterography
(u-re″tәr-og´rә-fe) radiograph of the ureter, after injection of a contrast medium.

ureteroileostomy
(u-re″tәr-o-il″e-os´tә-me) urinary diversion with anastomosis of the ureters to an isolated loop of the ileum, drained through a stoma on the abdominal wall.

ureterolith
(u-re´tәr-o-lith) a calculus in the ureter.

ureterolithiasis
(u-re″tәr-o-lĭ-thi´ә-sis) formation or presence of calculi in the ureter.

ureterolithotomy
(u-re″tәr-o-lĭ-thot´ә-me) incision of a ureter for removal of calculus.

ureterolysis
(u-re″tәr-ol´ĭ-sis) rupture of the ureter. paralysis of the ureter. surgical freeing of the ureter from adhesions.

ureteroneocystostomy
(u-re″tәr-o-ne″o-sis-tos´tә-me) surgical transplantation of the ureters to a new site in the bladder.

ureteronephrectomy
(u-re″tәr-o-nә-frek´tә-me) excision of a kidney and ureter.

ureteropathy
(u-re″tәr-op´ә-the) any disease of the ureter.

ureteropelvic
(u-re″tәr-o-pel´vik) relating to the ureter and renal pelvis. Called also pelviureteral.

ureteropelvic junction
the area where the renal pelvis meets the ureter.

ureteropelvioplasty
(u-re″tәr-o-pel´ve-o-plas″te) ureteropyelostomy.

ureteroplasty
(u-re´tәr-o-plas″te) plastic repair of a ureter.

ureteropyelitis
(u-re″tәr-o-pi-ә-li´tis) inflammation of a ureter and renal pelvis.

ureteropyelography
(u-re″tәr-o-pi-ә-log´rә-fe) radiography of the ureter and renal pelvis.

ureteropyelonephritis
(u-re″ter-o-pi″ĕ-lo-nĕ-fri´tis) inflammation of the ureter, renal pelvis, and kidney.

ureteropyeloplasty
(u-re″tәr-o-pi´ә-lo-plas″te) ureteropyelostomy.

ureteropyelostomy
(u-re″tәr-o-pi″ә-los´tә-me) surgical creation of a new communication between a ureter and the renal pelvis to repair a deformity of the ureteropelvic junction. Called also ureteropelvioplasty and ureteropyeloplasty.

ureteropyosis
(u-re″tәr-o-pi-o´sis) suppurative inflammation of the ureter.

ureterorenoscope
(u-re″tәr-o-re´no-skōp) a fiberoptic endoscope used in ureterorenoscopy.

ureterorenoscopy
(u-re″tәr-o-re-nos´kә-pe) visual inspection of the interior of the ureter and kidney by means of a fiberoptic endoscope for such purposes as biopsy, removal or crushing of stones, or other procedures.

ureterorrhagia
(u-re″tәr-o-ra´jә) discharge of blood from the ureter.

ureterorrhaphy
(u-re″tәr-or´ә-fe) suture of the ureter.

ureteroscope
(u-re´tәr-o-skōp″) a fiberoptic endoscope used in ureteroscopy.

ureteroscopy
(u-re″tәr-os´kә-pe) examination of the ureter by means of a fiberoptic endoscope.

ureterosigmoidostomy
(u-re″tәr-o-sig″moi-dos´tә-me) urinary diversion with anastomosis of one or both ureters to the sigmoid colon, which avoids the need for an appliance. The urine liquefies the feces, which can cause difficulties in some patients.

ureterostomy
(u-re″tәr-os´tә-me) creation of a new outlet for a ureter. cutaneous ureterostomy a type of urinary diversion in which one or both ureters are detached from the bladder and brought through the abdominal wall to form a stoma. A collection pouch fitted with a belt is then ...

ureterotomy
(u-re″tәr-ot´ә-me) incision of a ureter.

ureteroureterostomy
(u-re″tәr-o-u-re″tәr-os´tә-me) end-to-end anastomosis of the two portions of a transected ureter.

ureterovaginal
(u-re″tәr-o-vaj´ĭ-nәl) pertaining to or communicating with a ureter and the vagina.

ureterovesical
(u-re″tәr-o-ves´ĭ-kәl) pertaining to a ureter and the bladder; called also vesicoureteral.

urethra
(u-re´thrә) the tubular passage through which urine is discharged from the bladder to the exterior of the body; its external opening is called the urinary meatus. adj., ure´thral., adj. The female urethra is about 4 cm long; its opening is situated between the clitoris and the opening of the vagina. In women, th...

urethral artery
origin, internal pudendal artery; branches, none; distribution, urethra.

urethral atresia
congenital imperforation of the urethra.

urethral calculus
a urinary calculus in the urethra; symptoms vary according to the person's sex and where the stone is lodged.

urethral caruncle
a small, polyploid, red growth on the mucous membrane of the female urinary meatus, sometimes causing difficulty in urination.

urethral catheter
any of various types of catheters designed for insertion via the urethra into the urinary bladder. See also catheterization.

urethral crest
in females, a prominent longitudinal mucosal fold along the posterior wall of the urethra. In males, a median elevation along the posterior wall of the urethra between the prostatic sinuses.

urethral fever
urinary fever fever following the use of a urethral bougie, catheter, or sound.

urethral glands
mucous glands in the wall of the urethra; in the male, called also Littre glands.

urethral pressure
the pressure inwards exerted by the walls of the urethra, which must be counteracted in order for urine to flow through.

urethral sound
a long, slender instrument for exploring and dilating the urethra.

urethral syndrome
(u-re´rәl) symptoms associated with a urethral problem other than infection, including suprapubic aching and cramping, urinary frequency, and bladder complaints such as dysuria, tenesmus, and low back pain.

urethralgia
(u″re-thral´jә) pain in the urethra; called also urethrodynia.

urethratresia
(u-re″thrә-tre´zhә) urethral atresia.

urethrectomy
(u″rә-threk´tә-me) excision of the urethra.

urethritis
(u″rә-thri´tis) inflammation of the urethra, usually from a bacterial infection; the urethra swells and narrows and the flow of urine is impeded; both urination and the urgency to urinate increase and there is burning pain on urination, sometimes with pus. gonococcal urethritis ...

urethrobulbar
(u-re″thro-bul´bәr) pertaining to the urethra and the bulb of the penis.

urethrocele
(u-re´thro-sēl) prolapse of the urethral mucosa. a diverticulum of the urethral walls encroaching upon the vaginal canal.

urethrocystitis
(u-re″thro-sis-ti´tis) inflammation of the urethra and bladder.

urethrocystoscopy
(u-re″thro-sis-tos´kә-pe) cystourethroscopy.

urethrodynia
(u-re″thro-din´e-ә) urethralgia.

urethrography
(u″rә-throg´rә-fe) radiography of the urethra.

urethrometry
(u″rә-throm´ә-tre) determination of the resistance of various segments of the urethra to retrograde flow of fluid. measurement of the urethra.

urethropenile
(u-re″thro-pe´nīl) pertaining to the urethra and penis.

urethroperineal
(u-re″thro-per″ĭ-ne´әl) pertaining to the urethra and perineum.

urethroperineoscrotal
(u-re″thro-per″ĭ-ne″o-skro´tәl) pertaining to the urethra, perineum, and scrotum.

urethroplasty
(u-re´thro-plas″te) plastic repair of the urethra.

urethroprostatic
(u-re″thro-pros-tat´ik) pertaining to the urethra and prostate.

urethrorectal
(u-re″thro-rek´tәl) pertaining to the urethra and rectum.

urethrorrhagia
(u-re″thro-ra´jә) a flow of blood from the urethra.

urethrorrhaphy
(u″rә-thror´ә-fe) suture of the urethra.

urethrorrhea
(u-re″thro-re´ә) abnormal discharge from the urethra.

urethroscope
(u-re´thro-skōp) an instrument for viewing the interior of the urethra.

urethroscopy
(u″rә-thros´kә-pe) visual inspection of the urethra. adj., urethroscop´ic, adj. .

urethrospasm
(u-re´thro-spaz″әm) spasm of the urethra.

urethrostaxis
(u-re″thro-stak´sis) oozing of blood from the urethra.

urethrostenosis
(u-re″thro-stә-no´sis) constriction of the urethra.

urethrostomy
(u″rә-thros´tә-me) creation of a permanent opening for the urethra in the perineum.

urethrotome
(u-re´thro-tōm) an instrument for cutting a urethral stricture.

urethrotomy
(u″rә-throt´ә-me) incision of the urethra, usually for relief of a stricture; it may be done either through the perineum (external or perineal urethrotomy) or from within (internal urethrotomy).

urethrotrigonitis
(u-re″thro-tri″go-ni´tis) inflammation of the urethra and the vesical trigone.

urethrovaginal
(u-re″thro-vaj´ĭ-nәl) pertaining to the urethra and vagina.

urethrovesical
(u-re″thro-ves´ĭ-kәl) pertaining to the urethra and bladder.

urge incontinence
urgency incontinence urinary or fecal incontinence preceded by a sudden, uncontrollable impulse to evacuate (see also urgency). Urge incontinence of urine is a major complaint of patients with urinary tract infections; it also occurs in some women two or three days before onset of the menstrual period.

urgency
(ur´jәn-se) a sudden compelling need to do something. bowel urgency the sudden, almost uncontrollable, need to defecate. urinary urgency the sudden, almost uncontrollable, need to urinate.

urhidrosis
(u″rĭ-dro´sis) the presence in the sweat of urinous materials, chiefly uric acid and urea.

URI
upper respiratory tract infection.

uric
(u´rik) urinary.

uric acid
the end product of purine metabolism or oxidation in the body. It is present in blood in a concentration of about 5 mg/100 mL and is excreted in the urine in amounts of a little less than 1 g per day. In gout there is an excess of uric acid in the blood, and its salts, the urates, form insoluble stones in the urinary tract, or ...

uric acid calculus
a hard, yellow or reddish-yellow urinary calculus formed from uric acid.

uric acid test
see specific tests, including Weidel test (def. 1).

uricacidemia
(u″rik-as″ĭ-de´me-ә) hyperuricemia.

uricaciduria
(u″rik-as″ĭ-du´re-ә) hyperuricosuria.

uricase
(u´rĭ-kās) an enzyme that catalyzes the conversion of uric acid to allantoin.

uricemia
(u″rĭ-se´me-ә) hyperuricemia.

uricolysis
(u″rĭ-kol´ĭ-sis) the cleavage of uric acid or urates. adj., uricolyt´ic., adj.

uricosuria
(u″rĭ-ko-su´re-ә) hyperuricosuria.

uricosuric
(u″rĭ-ko-su´rik) pertaining to, characterized by, or promoting uricosuria. an agent that promotes uricosuria.

uricotelic
(u″rĭ-ko-tel´ik) having uric acid as the chief excretory product of nitrogen metabolism.

uridine
(ūr´ĭ-dēn) a ribonucleoside containing uracil. uridine diphosphate(UDP) a nucleotide that participates in glycogen metabolism and in some processes of nucleic acid synthesis.

Urihesive
(u-rĭ-he´siv) trademark for a double-sided tape composed of pectin, gelatin, sodium carboxymethylcellulose, and polyisobutylene, used to secure condom catheters to the penis.

urinal
(u´rĭ-nәl) a receptacle for urine.