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[Study of the long-term administration of ofloxacin to the patients following transurethral resection of the prostate].

The present study was undertaken to evaluate the clinical efficacy of long-term administration of ofloxacin (OFLX) to the patients following transurethral resection of the prostate. The patients were randomly divided into two groups: A and B. All the patients were administered flomoxef (FMOX) intravenously for 3 days following transurethral resection of the prostate (TUR-P). In group A, 100 mg of OFLX twice daily was thereafter administered for 4 to 15 weeks to 22 patients until they showed an improvement in pyuria. In group B, which served as a control, neither OFLX nor any other antibiotics were administered to 26 patients until they showed an improvement in pyuria. No patients complained of urination trouble due to infection. At the same time, cultures of bacillus in the urine were also examined 4 days, 7 days and 2 weeks after TUR-P with these two groups. The mean days necessary for the improvement of pyuria were 64.9 +/- 20.5 in group A, 66.3 +/- 18.4 in group B. At 2 weeks after TUR-P, bacillus in the urine were negative in 19/22 patients in group A, and 14/26 in group B. Chi-square test showed significance for these two groups. Accordingly, OFLX was useful for bacillus in the urine, but OFLX was not so useful for shortening the continuance of pyuria of post TUR-P. No patients complained of nausea or any other complications during the study.

Aged

[A study on the treatment duration of an antibacterial agent in complicated urinary tract infections. Utility and recurrence after 14-day treatment by fleroxacin].

In this study, fleroxacin (FLRX), a new quinolone derivative, was orally given at 300 mg once daily for 14 days to 102 patients with non-catheterized complicated urinary tract infections in order to determine the optimal treatment duration. We investigated its efficacy at day 5-7 and day 14, according to the criteria proposed by the Japanese UTI Committee, and also to the recurrence rate after the withdrawal. The results were as follows: 1. Overall clinical efficacy rates were 86% at day 5-7 and 84% at day 14. Both incidence of bacterial replacement in bacteriuria and normalization in pyuria were increased at day 14 as compared with those at day 5-7. 2. Bacteriological eradication rates were 91% at day 5-7 and 89% at day 14. 3. Clinical efficacy rates from physicians' evaluation were 86% at day 5-7 and 88% at day 14. 4. Incidence of side effects was 9.1%, and most of the cases were gastrointestinal symptoms which appeared within 4 days. Slight and transitory changes in laboratory findings were noted in 2.3% of evaluable cases. 5. With the occurrence of pyuria and bacteriuria as markers, the "no recurrence" rates were 63% at 1 week, 54% at 2 weeks, 61% at 3 weeks, 81% at 4-6 weeks after the withdrawal, and the "recurrence" rates were 4%, 4%, 6% and 5%, respectively. Remaining cases were judged as "reserved assessment". Generally, aggravation of bacteriuria was found but the aggravation of pyuria was observed in only few cases. 6. According to breakdown of cases with bacteriuria only, cure rate was 67% and recurrence rate was 33%. Re-infections were observed much more frequently than relapse based on the identification of infecting organisms. These results suggest that sufficient bacteriological eradication and clinical efficacy could be obtained by 14-day treatment of FLRX in non-catheterized complicated urinary tract infections. The efficacy of the treatment became evident around day 7. In approximately 30% of the cases in which eradication of the initial causative organisms was observed at day 14 reappearance of bacteriuria (greater than or equal to 10(3) CFU/ml) occurred after withdrawal of the antibiotic, but cases with pyuria were few, and the incidence of true recurrence was generally low. Onset of side effect after 5-day was not seen, hence FLRX seemed to be a safe agent.

Administration, Oral

Postoperative prophylaxis with norfloxacin in patients requiring bladder catheters.

The effect of once daily doses of 200 mg oral norfloxacin on the occurrence of catheter-associated bacteriuria (greater than 1000 CFU/ml) and pyuria was studied in 105 post-operative gynaecologic patients. Norfloxacin was given from the second day after surgery until catheter removal. Bacteriuria developed in 32 of 51 (63%) control patients compared to 8 of 54 (15%) patients receiving norfloxacin (p less than 0.001). Pyuria was present in 22 of 51 (43%) control subjects versus only 3 of 54 (5%) patients treated with norfloxacin (p less than 0.001). Bacteria isolated from control patients comprised species of Enterobacteriaceae (40%), Staphylococcus (35%), and Streptococcus (17%); seven isolates were resistant to multiple antibiotics reflecting their nosocomial origin. In contrast, strains isolated from norfloxacin-treated patients comprised non-fermenting gram-negative rods (79%, usually Alcaligenes or Acinetobacter spp.) and faecal streptococci (12%). It is concluded that once daily doses of 200 mg oral norfloxacin are effective in reducing the rate of catheter-associated bacteriuria and pyuria following reconstructive gynaecologic surgery.

Adult

Urinary tract infections in male spinal cord injured patients. Part two: Diagnostic value of symptoms and of quantitative urinalysis.

Seventy paired samples of urine, obtained by collection of a clean voided specimen and by suprapubic aspiration (SPA) of the bladder, were obtained from 43 male SCI patients who were free of indwelling catheters. The relationship of the presence or absence of symptoms and the degree of pyuria (determined quantitatively using a haemocytometer) to the presence or absence of bacteriuria (SPA specimen) was determined. Symptoms were poorly predictive of bacteriuria with concordance seen only 40% of the time. Most bacteriuric episodes (37/51-72.5%) were asymptomatic. The quantity of WBC in voided urine accurately reflected that in SPA urine (r = 0.825), indicating that urodynamics in SCI patients who received sphincterotomies are different than in normal persons. Pyuria (greater than or equal to 10(4) WBC per cc urine) was an excellent predictor of UTI--37 of 38 (97.4%) had UTI. However, 40.6% of samples with WBC less than 10(4) were also culture positive. Overall, consideration of the presence or absence of pyuria in relation to the presence of bacteriuria provided a sensitivity of 74.0%, specificity of 95.9%, and predictive value of a positive test of 97.4%. The predictive value of a negative test (WBC less than 10(4), however, was only 59.4%. There was poor correlation between absolute bacterial and WBC count. The point of cutoff for bacterial count correlating with 10(4) WBC count was not statistically significant in these patients; this is possibly due to repeated bacterial contamination from anterior urethra. While symptom status was often misleading, the presence of greater than 10(4) WBC per cc of urine was highly predictive of the presence of bacteriuria in male SCI patients.(ABSTRACT TRUNCATED AT 250 WORDS)

Humans

[Vesicourethral dysfunction of diabetic patients].

In order to evaluate vesicourethral dysfunction in diabetic patients, urodynamic studies, IVP and urinalysis were performed on 173 diabetic patients (male 78, female 95) and 17 nondiabetic control cases. In addition to the classical findings as increased volume at the first desire to void and decreased maximum vesical pressure, diabetic patients showed varieties of vesicourethral dysfunctions such as overactive bladder (14.5%), low compliance bladder (11.0%) and loss of detrusor-external sphincter coordination (31.7%). Vesicourethral function of diabetics was classified in following 5 types by analysing the volume at first desire to void, volume at maximum desire to void, maximum vesical pressure, residual urine volume and bladder compliance. 1. Type 1, normal vesical function, 13 cases. 2. Type 2, vesical dysfunction with minimal residual urine, 49 cases. 3. Type 3, vesical dysfunction with residual urine, 66 cases. 4. Type 4, low compliance bladder, 20 cases. 5. Type 5, overactive bladder, 25 cases. Pyuria was observed in 59.8%, hydronephrosis was found in 10.9% and ectasia of lower ureter was found in 17.8% of diabetic patients. The highest incidence of pyuria and abnormality of the upper urinary tract were noted in Type 4 and followed by Type 3 and by Type 2 in decreasing order. Extent of pyuria and ectasis of the upper urinary tract showed statistically significant correlation with residual urine volume and detrusor-external sphincter coordination. When vesicourethral function was compensated by abdominal strain, the volume of residual urine is not elevated, but when the mechanism of compensation is lost or in the absence of detrusor-external sphincter coordination results in gradual accumulation of residual urine. In cases with long standing chronic urinary tract infection may results in fibrosis of the bladder wall with low compliance bladder. Fibrotic obstruction of uretero-vesical junction can cause hydroureteronephrosis and followed by renal function impairment. As vesical damage become irreversible at this end stage, proper management during early stage is crucial for management of diabetic patients. Cholinergic agent were effective to reduce residual urine volume in Type 3. alpha-blocking agent were effective to reduce residual urine volume in Type 3 and some cases of Type 4. In cases in which medication therapy failed to reduce residual urine, the clean intermittent catheterization was successful in control of urinary tract infection and upper urinary tract ectasis. Transurethral resection of the prostate and the bladder neck is indicated in the male patients with a large amount of residual urine in Type 3 and 4.

Aged

Does residual urine predispose to urinary tract infection?

The relationship between the presence of post-micturition residual urine and urinary tract infection is unclear. We have performed a retrospective analysis of 342 studies on bladder emptying and compared the incidence of bacterial infection and pyuria in patients with residual urinary volumes of more or less than 100 ml. In patients with a residual volume > 100 ml 49/219 studies showed evidence of pyuria and 28/198 studies of patients whose residual urine was less than 100 ml showed evidence of infection. In cases where the residuals were > 100 ml 33/123 had evidence of pyuria and 19/109 infection. There was no significant increase in the rate of infection in patients with large residual urinary volumes, suggesting that there is no definite correlation between post-micturition residues and urinary tract infection.

Adult

[Alport syndrom (author's transl)].

A deaf-and-dumb patient died at the age of ten of failure of the kidneys. An uncle of the boy died at the age of 42, an aunt at the age of 16 years, both of atrophic kidneys. The mother of the proband is suffering from hard hearing on one side and recurrent episodes of pyuria. Repeated examinations in two aunts revealed slight pyuria resp. erythruria. Contrary to most reports affected members of the family showed pyuria rather than haematuria. A special inheritance could not be proved.

Child

Laboratory diagnosis of urinary tract infection in ambulatory women.

We evaluated the accuracy and work load of six different approaches to identifying urinary tract infections in a general microbiology laboratory. Midstream urine (MSU) specimens from 387 ambulatory women were examined for pyuria and were cultured using a dual-plating technique that detects both low (10(2) to 10(4) organisms per milliliter) and high (greater than or equal to 10(5) organisms per milliliter) colony counts. Seventy-four urinary tract infections (defined as greater than or equal to 10(5) organisms per milliliter of MSU or greater than or equal to 10(2) aerobic gram-negative bacilli per milliliter of MSU in symptomatic patients) were identified. Twenty-four (32%) of the infections were characterized by low colony counts and would not have been identified using a 10(5) or greater colony-forming units/mL criterion for infection. Using the presence of pyuria to direct microbiological processing of urine specimens was the most accurate and efficient method of identifying urinary tract infections among voided specimens from ambulatory women, particularly if rapid screening methods for pyuria can be used.

Adolescent

[Vesico-renal reflux and pregnancy].

By modifying the anatomical location of the bladder and ureter, and by favoring urinary stasis and pyuria, pregnancy may reveal or aggravate an existing vesico-renal reflux. In reporting six cases of vesico-renal reflux in pregnant women, revealed by attacks of feverish lombalgia, or mictional disorders associated with pyuria, and confirmed postpartum by intravenous urography, retrograde cystography and cystoscopy, the authors recall the factors associated with pregnancy which favor the appearance of a reflux, mechanical, hormonal and metabolic action. Surgical correction of refluxes associated with pyuria and detected during pregnancy would seem indicated.

Adult

[Prophylactic and chemotherapeutic efficacy of pivmecillinam (PMPC) against infections after TUR-P and prostatectomy].

The prophylactic and chemotherapeutic efficacy of PMPC against infections after TUR-P has been investigated. Bacteriological evaluation: PMPC , 200-300 mg/day for 2-12 weeks, was administered to 49 patients, who had over 10(3)CFU/ml of microorganisms after CET or CEC treatment for 3-7 days. The eradication rate of microorganisms was 40.8% after 2 weeks, 52.2% after 4 weeks, 64.1% after 6 weeks, 65.0% after 8 weeks and 70.6% after 12 weeks. Effectiveness on pyuria : The improvement rate of pyuria against 59 patients who had over 10(5)/hpf of pyuria , was 15.3% after 2 weeks, 16.4% after 4 weeks, 25.4% after 6 weeks, 58.5% after 8 weeks, 72.7% after 10 weeks and 75.0% after 12 weeks. Overall clinical efficacy on PMPC was examined in 26 patients. The results of efficacy were 27.3% after 2 weeks, 48.0% after 4 weeks, 50.0% after 6 weeks, 69.2% after 8 weeks, 75.0% after 10 weeks and 77.0% after 12 weeks. The clinical response was evaluated according to a criterion for clinical evaluation of antimicrobial agent on chronic complicated UTI proposed by UTI committee in Japan. No severe adverse effect including allergic reaction was found. Following administration of PMPC , three patients experienced adverse gastric reactions, and drug administration was discontinued at week 6 or 8. PMPC was effective as a prophylactic chemotherapeutic drug against infections after TUR-P and prostatectomy.

Age Factors

Clinical efficacy of ciprofloxacin versus doxycycline in the treatment of non-gonococcal urethritis in males.

In a randomised study the clinical efficacy of ciprofloxacin was compared with that of doxycycline administered in two different dosage schemes to male patients suffering from non-gonococcal urethritis. Fourteen days after completion of therapy (day 21) pyuria was absent in 30 of 100 patients in the ciprofloxacin group; Chlamydia trachomatis was isolated from five and Ureaplasma urealyticum from eight patients. In the 100 mg doxycycline group (n = 60) pyuria was absent in 36 patients (60%) and Ureaplasma urealyticum was isolated from six patients on day 21. In the 200 mg doxycycline group (n = 45) pyuria was absent in 18 patients (40%) and Ureaplasma urealyticum was isolated from two patients on day 21. Side-effects were mild and transient in all groups. It is concluded that ciprofloxacin given in a dosage of 1 g for seven days is not effective in the treatment of non-gonococcal urethritis.

Chlamydia Infections

Urinary tract infection in oliguric patients with chronic renal failure.

We studied 182 patients with chronic renal failure by urinalysis and urine cultures. Of the patients 27 per cent had significant bacteriuria (more than 10(5) per ml.), 38 per cent had significant pyuria (more than 10 white blood cells per high power field), 19 per cent had urinary tract infection and 7 per cent had symptomatic urinary tract infection. All 12 patients with symptomatic urinary tract infection had significant bacteriuria and 11 had significant pyuria, while 1 had 5 to 10 white blood cells per high power field. Incidences of urinary tract infection differed depending on the primary renal disease (12, 13, 41 and 67 per cent for chronic glomerulonephritis, diabetic nephropathy, polycystic kidney and chronic pyelonephritis, respectively). Among the patients with chronic glomerulonephritis no significant differences were seen in frequencies of bacteriuria and urinary tract infection between male and female patients or between those who did and did not undergo hemodialysis. Also, no significant correlation was seen between bacteriuria and daily urine output but pyuria was significantly more frequent in oliguric patients or those on hemodialysis.

Anuria

Urine sampling in ambulatory women: midstream clean-catch versus catheterization.

We conducted a study to determine if there were any significant differences in urinalyses or urine cultures obtained by midstream clean-catch (MSCC) urine sampling in comparison with in-and-out catheterization (CATH). One hundred five women with symptoms suggestive of a urinary tract infection were studied prospectively. Each woman had a MSCC urine sample obtained initially, followed by a CATH sample. The MSCC and CATH urine samples were analyzed and compared for urine culture, leukocyte esterase, nitrites, microscopic bacteriuria, and pyuria. Of the 105 patients, 42 (40%) had a culture-proven urinary tract infection. The concordance rates between MSCC and CATH urine cultures, nitrites, leukocyte esterase, significant microscopic bacteriuria, and pyuria were 96%, 94%, 93%, 90%, and 90%, respectively. There were no statistically significant differences between MSCC and CATH sensitivities, specificities, or positive or negative predictive values for any urinalysis variable (leukocyte esterase, nitrites, significant microscopic bacteriuria, or pyuria). We conclude that if proper MSCC technique is used, the differences between MSCC and CATH urinalyses or urine cultures do not appear to be significant in the majority of ambulatory women without active vaginal bleeding who present with symptoms suggestive of a urinary tract infection.

Adolescent

Single-dose therapy with trimethoprim-sulfamethoxazole for urinary tract infection in women.

One-hundred-four women with symptoms of lower urinary tract inflammation (dysuria, frequency, and suprapubic tenderness) were randomly assigned to one of two treatment regimens: either a single dose of two double-strength trimethoprim-sulfamethoxazole, (TMP-SMZ) tablets (320 mg of TMP and 1,600 mg of SMZ) or conventional therapy of one double-strength tablet (160 mg of TMP and 800 mg of SMZ) twice a day for 10 days. Eighty-one patients had true bacteriuria; 93% of the infections were eradicated by single-dose therapy and 95% by conventional therapy. Results of an antibody-coated bacteria assay showed no correlation with therapeutic outcome. Clinically important side effects were observed in 4% of patients treated with single-dose therapy and 24% (P less than 0.05) of those treated with conventional therapy. Twenty-three patients had acute urethral syndrome, 14 with and nine without pyuria on initial urinalysis. The 14 with pyuria responded to antimicrobial therapy, whereas those without pyuria did not. This response pattern is consistent with recent data concerning the etiology of acute urethral syndrome. It is concluded that single-dose TMP-SMZ therapy is effective, easily administered, inexpensive, and free from significant side effects, and that it should have broad applicability in the treatment of women with acute, uncomplicated urinary tract infection.

Adolescent

The histology of interstitial cystitis.

Several studies have reported histologic findings in interstitial cystitis (IC) bladder biopsy specimens. However, these studies used a variety of criteria to define IC, which may explain the variation noted in the histologic changes. Clinical experience shows that these biopsy specimens are often not helpful in confirming the diagnosis. Our study was designed to examine the histologic features identified in bladder biopsy specimens from patients with IC and compare them with biopsy specimens from a control population. Although IC patients as a group had a higher incidence and degree of denuded epithelium, ulceration, and submucosal inflammation, none of these findings was pathognomonic. In addition, these findings occurred only in interstitial cystitis patients with pyuria or small bladder capacity. The inflammatory infiltrate seen in IC was composed predominantly of lymphocytes, with increasing numbers of plasma cells as the degree of inflammation increased. There was no specific predilection for the inflammatory infiltrate to be perineural. Submucosal inflammation was associated with denuded epithelium, ulceration, pyuria, and a clinical response to therapy suggesting a pathophysiologic relationship. Epithelial and basement membrane thickness, submucosal edema, vascular ectasia, fibrosis, and detrusor muscle inflammation and fibrosis were not significantly different in the IC and control patients. These findings suggest that IC is a chronic submucosal inflammatory disease, at least in those patients with small bladder capacities or pyuria. IC is best diagnosed from its clinical features; the histologic changes identified in the bladder biopsy play a supportive role in this diagnosis. Mast cells play a limited role in the diagnosis of IC.

Biopsy

[Prophylactic antibiotics after transurethral resection of prostate].

We studied whether or not prophylactic use of antibiotics following transurethral resection of prostate (TUR-P) was needed. The subjects were 152 patients preoperatively passing sterile urine who underwent TUR-P. They were divided into three groups: 35 with no use of antibiotics (no prophylaxis group), 70 with one day use of antibiotics (one day-prophylaxis group) and 47 with use of antibiotics until pyuria disappeared (long term-group). The three groups did not differ in their rates of fever episodes (greater than or equal to 38.0 degrees C) during the first two weeks nor in the time of disappearance of pyuria. The no prophylaxis group and the one day-group differed statistically in their cumulative rates of bacteriuria (greater than 10(4) CFU/ml) on the postoperative third day: 4 patients (11.4%) in the no prophylaxis group and none in the one day group (p less than 0.01). On the 90th day, however, no significant difference was found in that rate: 22 patients (62.9%) in the no prophylaxis group and 32 patients (45.7%) in the one day group, 70% of the bacteria isolated from urine during the follow up were Gram positive cocci. The time to the elimination of pyuria was not influenced by the use of antibiotics. Our study suggests that postoperative antibiotics for patients passing sterile urine is not necessary following TUR-P.

Aged

The dipstick test in the diagnosis of UTI and the effect of pretreatment catheter exchange in catheter-associated UTI.

We examined the value of the dipstick test for detecting pyuria and bacteriuria in the diagnosis of urinary tract infection (UTI). The dipstick esterase test could be quickly assessed and could easily detect leukocyte esterase in the urine. This was well correlated with the conventional sedimentation method. The dipstick nitrate reduction method for detecting bacteriuria, however, was not well correlated with the urine culture method. These findings suggested that the dipstick esterase test was a useful method for detecting pyuria in the diagnosis of UTI, but not the dipstick nitrate reduction method. Catheter-associated UTI is the most difficult category of UTI to treat and control. One of the reasons for this is the formation of biofilm around the indwelling catheter. We attempted to evaluate the effect of catheter exchange just before treatment of catheter-associated UTI with either 300 or 600 mg/day of levofloxacin, one of the newer quinolones. However, we are unable to find any apparent effect on the drug's efficacy.

Bacteriuria

Cystitis with ureteral reflux caused by ureaplasma urealyticum.

The authors present a case of a fifteen-year-old boy with urgency, suprapubic pain, hematuria, and pyuria with negative routine urine cultures. Cystoscopy revealed gross cystitis, and VCUG showed bilateral reflux and ureteral dilatation. Renal arteriograms, percutaneous renal biopsy, and bladder biopsy also were performed. After finding a positive culture for Ureaplasma, therapy with doxycycline rendered the patient asymptomatic and reflux improved on follow-up VCUG. Ureaplasma urealyticum should be considered in patients with symptomatic pyuria and negative routine cultures. Ureteral reflux, reversible with appropriate therapy, may be part of the infectious process.

Adolescent