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Real-world clinical practice multicenter study to determine the clinical implications of employing PCR/NGS technology to identify and treat potential urinary pathogens in female participants identified with bladder pain and/or cystitis-like symptoms.
This is a real-world clinical practice multicenter study to determine the clinical implications of employing PCR/NGS technology to identify and treat potential urinary pathogens in female patients identified with BPS and/or CCS symptoms. Eligible subjects will undergo a baseline/screening visit at which time the following will be collected: demographics/history, physical examination, Numerical Rating Scale (NRS) pain (average and maximum), Female Genito-Urinary Pain Index (F-GUPI), Interstitial Cystitis Symptom Index and Interstitial Cystitis Problem Index (ICSI/ICPI), Acute Cystitis Symptom Score (ACSS), and the Short Form -12.v2 Quality of Life Questionnaire (SF-12). MSU and catheterized urine specimens will be collected for urinalysis (UA), standard culture, and PCR/NGS. Subjects will be stratified based on BPS (NIDDK MAPP criteria) or CCS (based on ACSS criteria) symptoms.
Uropathogens detected on PCR/NGS catheterized specimens will be treated with 10 days of PCR/NGS directed antibiotic therapy which will be recommended by a centralized infectious disease consultant. If there are no uropathogenic bacteria in the catheter specimen, the MSU specimen will be used if positive. Prescribing physicians will adjust those recommendations (choice of antibiotic as well as duration of therapy) based on individual patient's history of antibiotic therapy and known allergies and sensitivities. Subjects with negative PCR/NGS findings for potential uropathogens will be treated with 10 days of empiric antibiotic therapy chosen by the investigator from this list b: 1. Trimethoprim sulfamethoxazole, 2. Macrocrystalline nitrofurantoin, 3. Fosfomycin, and 4. Investigator choice. More than one antibiotic may be prescribed if two or more uropathogens are identified. At the discretion of the treating physician with the consent and shared decision making with the patient, a decision may be made to continue antibiotic therapy beyond 10 days if the patient subjectively believes she is responding. In this study, all subjects will be offered antibiotic therapy, either NGS directed or empiric. Fourteen days after beginning antibiotics, the Subjective Global Assessment (SGA), compliance and safety will be determined via phone call. A clinic visit will be scheduled for 14 days after finishing antibiotics for repeat evaluation of symptoms (NRS pain, F-GUPI, ICSI/ICPI, ACSS, SF-12, SGA) and safety. A MSU urine specimen will be collected from all subjects and submitted for PCR/NGS analysis. Subjects who were PCR/NGS negative and failed empiric therapy will be notified that they likely do not have an infection. Primary analyses will be based on the responder rate (SGA responder rate will be the primary efficacy parameter), symptom change based on the other questionnaires, and safety in BPS/CCS subjects treated with PCR/NGS as well as those treated with empiric therapy. A 40% SGA responder rate, where a responder is defined as markedly or moderately improved on the GRA 7-point scale, will be considered a clinically significant impact. A follow-up visit 4 weeks later will collect similar data as collected at the efficacy visit.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Single arm | Other | All subject's samples will undergo the same diagnostic test utilizing Polymerase Chain Reaction and Next-Generation DNA Sequencing |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Polymerase Chain Reaction and Next-Generation DNA Sequencing | Diagnostic Test | The qPCR Rapid Screening Panel is a quantitative real-time PCR test for bacteria and fungi. Next-Generation DNA Sequencing is the Comprehensive Sequencing test will detect virtually all microbial organisms and fungal pathogens that may be present in patient specimens. |
| Measure | Description | Time Frame |
|---|---|---|
| Effectiveness of PCR/NGS directed antimicrobial therapy assessed by the Global Response Assessment (GRA) | GRA is a 7-point descriptive scale in which subjects self-report that degree that their symptoms improved or worsened compared to baseline. The answers available for the subject includes markedly improved, moderately improved, mildly improved, no change, mildly worse, moderately worse, markedly worse. A responder is a subject who reports that compared to baseline their symptoms are moderately or markedly improved. The primary analysis will determine the proportion of subjects who are responders at the efficacy visit. | 1 year |
| Measure | Description | Time Frame |
|---|---|---|
| Safety of PCR/NGS directed antimicrobial therapy by measuring the incidence of Treatment-Emergent Adverse Events by the SAE questionnaire | Determine the safety of employing a PCR/NGS directed antimicrobial therapy strategy in female subjects with BPS and CCS. | 1 year |
| concordance |
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Inclusion Criteria: Subjects may be included in the study if they have bladder and/or urethral pain and lower urinary tract storage symptoms and only if they meet all of the following criteria at screening/baseline.
Exclusion Criteria: Subjects will be excluded from participating in this study if they meet any of the following criteria:
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| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| UCLA Center for Women's Pelvic Health | Recruiting | Los Angeles | California | 90095 | United States |
| PubMed Identifier | Type | Citation | Retractions |
|---|---|---|---|
| 21497847 | Background | Hanno PM, Burks DA, Clemens JQ, Dmochowski RR, Erickson D, Fitzgerald MP, Forrest JB, Gordon B, Gray M, Mayer RD, Newman D, Nyberg L Jr, Payne CK, Wesselmann U, Faraday MM; Interstitial Cystitis Guidelines Panel of the American Urological Association Education and Research, Inc. AUA guideline for the diagnosis and treatment of interstitial cystitis/bladder pain syndrome. J Urol. 2011 Jun;185(6):2162-70. doi: 10.1016/j.juro.2011.03.064. Epub 2011 Apr 16. | |
| 21920661 |
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Currently no plan to share individual data to other researchers.
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Single group assignment
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|
Evaluate concordance of culture results with PCR/NGS findings in this population of women. |
| 1 year |
| Type of sample comparison | Compare the microbiome of midstream and catheterized urine specimens of symptomatic female subjects with BPS and CCS. | 1 year |
| Stratification comparison | Compare urinary microbiome of symptomatic population of women stratified based on PCR/NGS positive and PCR/NGS negative subgroups, positive/negative cultures, and BPS and CCS. | 1 year |
| The University of California San Diego Health | Recruiting | San Diego | California | 92103 | United States |
|
| Cooper University Health Care | Recruiting | Camden | New Jersey | 08103 | United States |
|
| Wake Forest University Baptist Medical Center Urology | Completed | Winston-Salem | North Carolina | 27103 | United States |
| Background |
| Giannantoni A, Bini V, Dmochowski R, Hanno P, Nickel JC, Proietti S, Wyndaele JJ. Contemporary management of the painful bladder: a systematic review. Eur Urol. 2012 Jan;61(1):29-53. doi: 10.1016/j.eururo.2011.07.069. Epub 2011 Sep 9. |
| 30917614 | Background | Nickel JC, Stephens-Shields AJ, Landis JR, Mullins C, van Bokhoven A, Lucia MS, Henderson JP, Sen B, Krol JE, Ehrlich GD; MAPP Research Network. A Culture-Independent Analysis of the Microbiota of Female Interstitial Cystitis/Bladder Pain Syndrome Participants in the MAPP Research Network. J Clin Med. 2019 Mar 26;8(3):415. doi: 10.3390/jcm8030415. |
| 26410734 | Background | Nickel JC, Stephens A, Landis JR, Mullins C, van Bokhoven A, Lucia MS, Ehrlich GD; MAPP Research Network. Assessment of the Lower Urinary Tract Microbiota during Symptom Flare in Women with Urologic Chronic Pelvic Pain Syndrome: A MAPP Network Study. J Urol. 2016 Feb;195(2):356-62. doi: 10.1016/j.juro.2015.09.075. Epub 2015 Sep 26. |
| 33352734 | Background | Alidjanov JF, Naber KG, Pilatz A, Wagenlehner FM. Validation of the American English Acute Cystitis Symptom Score. Antibiotics (Basel). 2020 Dec 19;9(12):929. doi: 10.3390/antibiotics9120929. |
| 9146003 | Background | O'Leary MP, Sant GR, Fowler FJ Jr, Whitmore KE, Spolarich-Kroll J. The interstitial cystitis symptom index and problem index. Urology. 1997 May;49(5A Suppl):58-63. doi: 10.1016/s0090-4295(99)80333-1. |
| ID | Term |
|---|---|
| D018856 | Cystitis, Interstitial |
| ID | Term |
|---|---|
| D003556 | Cystitis |
| D001745 | Urinary Bladder Diseases |
| D014570 | Urologic Diseases |
| D052776 | Female Urogenital Diseases |
| D005261 | Female Urogenital Diseases and Pregnancy Complications |
| D000091642 | Urogenital Diseases |
| D052801 | Male Urogenital Diseases |
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