What's the difference between urethra and urethroscopy?
Urethra
Definition:
(n.) The canal by which the urine is conducted from the bladder and discharged.
Example Sentences:
(1) In one of them, who sustained a complete membranous disruption 5 weeks ago, transluminal puncture failed because of the movable proximal urethra.
(2) In 36 patients plastic reconstruction of the urinary bladder, sphincter and urethra was performed with local tissues after the Young technic in the G. A. Bairov modification.
(3) Manual compression of the bladder elicited urine leakage from the urethra, and the urethral closure pressure was markedly low.
(4) The acrosin inhibitors are localized in the mucosa cells of the cauda epididymis, the vas deferens, the seminal vesicles, the urethra and distinct glandular units of the prostate.
(5) During unstable detrusor contractions, which even in these healthy women are observed during bladder filling and also during inhibited voidings through the urethra, the contraction is weaker.
(6) We concluded that this case was incidentally successful with good regeneration of urethral mucosa of the anterior urethra by grafting a polytetrafluoroethylene tube.
(7) All the examinees showed no organic changes in the prostate and urethra.
(8) The results are not simply explained by postulating electrically induced closure of the urethra.
(9) Spinning top urethra (STU) is a term used to describe a widened posterior urethra seen mainly in girls.
(10) The dysfunction is due partly to direct trauma of the bladder and urethra.
(11) The two halves of the glans are brought to the midline, thus covering the glanular urethra, and producing a normal appearing glans.
(12) The relaxation effects of prazosin and bunazosin on the distal urethra was weaker than on the proximal urethra.
(13) The majority were investigated at the bedside by taking films and cultures from the cervix and urethra.
(14) After rhizotomy, noradrenaline content in the proximal urethra was significantly increased but there was no change in sensitivity to sympathetic stimulation.
(15) Partial resection of anterior urethra including tumor was performed on December 20, 1983.
(16) This surgical procedure involves removing the penile urethra and creating a permanent stoma between the skin and pelvic urethra.
(17) In 20-35 per cent of short (up to 05 cm) urethral stenosis or cicatricial obliterations of urethra it was found advisable to start the treatment with nonoperative technique.
(18) The sphincter urethrae muscle is located inside the sling of the puborectalis muscle in both sexes, but no muscle fibres connect them to one another.
(19) The complication rate was astonishingly low during IUSC: being only 4.3% (2 male patients, one with stricture of the urethra and epididymitis, one with autonomous dysreflexia with bladder overdistension).
(20) The results appear to offer pharmacological evidence for the recently evolving intricate innervation pattern of the urethra including its distal portion, where the alpha-adrenergic system is believed to be important.
Urethroscopy
Definition:
(n.) Examination of the urethra by means of the urethroscope.
Example Sentences:
(1) Evaluations included history and physical examination, Q-tip test, catheterization for culture and residual volume, and CO2 gas urethroscopy with single-channel cystometrics.
(2) The anatomy of the valves as well as their destruction after transurethral resection (TUR) were well visualized by antegrade urethroscopy.
(3) In February, 1986, urethroscopy showed a papillary tumor in the cavernosal urethra and a metastatic tumor was noted in the corpus spongiosum penis.
(4) With the recent advent of more formal techniques of urodynamic investigation to include cystoscopy, urethroscopy, and simultaneous cyctometry and urethral pressure profilometry, the importance of a more thorough investigation of lower urinary tract complaints prior to surgical intervention is emphasized.
(5) All patients were evaluated with colposcopy, urethroscopy and anoscopy.
(6) Differences in the techniques applied: classic extraction (14%) vs. urethroscopy (13%) and electrohydraulic lithotrity (42%) vs ultrasonic lithotrity (12%).
(7) Excretory urography, urethroscopy and renal angiography were normal.
(8) Cytological examination of urethral washings has proved to be a useful alternative to urethroscopy and urethrography.
(9) Ninety male partners of women with genital condylomata were evaluated for evidence of condylomata by visual examination of the genitalia with the colposcope, urethroscopy, and biopsy.
(10) The results of follow-up for 1 to 6 years were as follows: All cases urinated normally; The cystourethrography in 21 cases showed that urethrae were unobstructed; The urinary flow studies were carried out in 16 cases and the results showed that urinary flow rate curves were normal and that the maximum flow rate, the mean flow rate and the voiding time were all beyond normal values; The urethroscopy in 8 cases revealed that the surfaces of skin tubes remained smooth and without growth of hair stem.
(11) Office urethroscopy and cystometry are invaluable to properly select patients for operative treatment of stress incontinence.
(12) These experiences are compared to those from other 20 series (2,599 urethroscopies) representing 14.5% complications.
(13) Antegrade urethroscopy with a flexible fiberscope was so helpful to TUR-Valve and the findings of voiding cystourethrography and micturition have remarkably improved.
(14) 100 of the AAGL members reported performing urethroscopy, and these physicians indicated that they performed 3869 procedures.
(15) Urethrogram and urethroscopy with biopsy are the most useful aids in the diagnosis.
(16) The urodynamic cough profile was both highly reactive and specific for genuine stress incontinence, with sensitivity and specificity of 95% and 100%, respectively, whereas dynamic urethroscopy yielded sensitivity and specificity of 60.2% and 79.1%, respectively.
(17) The stricture is usually short and can be demonstrated with a voiding cystogram, urethrogram, and urethroscopy.
(18) Interpretation of retrograde urethrography can be complicated by the appearance of an apparent well-defined proximal bulbous urethral stricture which later is not identified on urethroscopy.
(19) The urethroscopy demonstrates a white mucosa of the bladder wall caused by irradiation fibrosis, agreeing to data reported by literature.
(20) The urologist may miss valves at urethroscopy, but use of the new fibreoptic endoscope has improved his chances of seeing them.