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Can Bladder Instillations Be Used With an Ileal Conduit?

Writer: Angel Tumbaga
Angel Tumbaga
Oct 1
11 min read

Written and approved by Dr. Jasmine Bonder, DNP, APRN and Dr. Adam Bonder, MD


Introduction: A Question That Reveals a Bigger Picture


If you or someone you care for has an ileal conduit and is dealing with recurrent UTIs or other bladder issues, you may have heard about bladder instillation therapy as a treatment option. It's an increasingly discussed intervention for various urinary conditions, and understandably you may be wondering whether it could help in your situation.


The short answer is nuanced. Traditional bladder instillations, as they're used in patients with intact bladders, typically don't apply after ileal conduit surgery because the bladder is usually removed as part of the procedure. However, there are specific scenarios and related therapies that may be relevant, and understanding the distinctions helps you have informed conversations with your urology team about your options.


This guide explains why traditional bladder instillations don't usually apply to ileal conduit patients, when they might apply (specifically for patients with retained bladders), what conduit-directed therapies exist, and what alternative approaches can address the issues that bladder instillations might otherwise treat. Our goal is to give you clear, honest information so you can navigate this specialized area of urological care effectively.


If you'd like a printable companion resource to bring to your next appointment, you can grab our free Clinova UTI and bladder health guide here anytime.



The Short Answer With Nuance


In most cases, no: bladder instillations as they're traditionally understood don't apply to ileal conduit patients because the bladder is typically removed during the procedure. You need a bladder to instill things into.


In specific cases, yes: if your bladder was retained during your ileal conduit surgery (which is less common but does occur), instillation therapy directly into the retained bladder can sometimes be appropriate for specific issues.


Related therapies exist: even without traditional bladder instillations, various therapies can be instilled into the ileal conduit itself for specific purposes, or delivered through other approaches.


Alternative strategies work well: many of the concerns that bladder instillations address in other patient populations can be managed effectively for ileal conduit patients through different approaches.


Understanding which category applies to your situation is the first step in exploring appropriate options.



Understanding Why Your Bladder Is Usually Gone


To understand why bladder instillations don't typically apply, it helps to understand what happens during ileal conduit surgery.


The Standard Procedure


  • Ureters are disconnected from the bladder

  • The bladder is typically removed entirely (cystectomy)

  • A segment of ileum is isolated from the digestive tract

  • The ureters are attached to the ileum segment

  • One end of the ileum is closed

  • The other end is brought through the abdominal wall as a stoma

  • Urine flows continuously from kidneys through ureters, through ileum, out the stoma


Why the Bladder Is Removed


Bladder removal is typically done for:


  • Bladder cancer (the most common indication)

  • Severe neurogenic bladder with no useful function

  • Radiation damage to the bladder

  • Severe interstitial cystitis in rare refractory cases

  • Chronic infections unmanageable other ways

  • Prevention of future problems with the diseased bladder


The Result


  • No functional bladder exists

  • No bladder cavity to instill things into

  • Different anatomy than the intact urinary system

  • Different management approaches needed for various issues



What Bladder Instillations Traditionally Involve


To understand what doesn't apply to most ileal conduit patients, it helps to know what bladder instillations do involve for patients with intact bladders.


Common Bladder Instillation Therapies


  • Hyaluronic acid and chondroitin sulfate: GAG-layer replacement for bladder wall protection

  • Dimethyl sulfoxide (DMSO): for interstitial cystitis

  • Heparin: for various bladder wall conditions

  • Antibiotics: for direct bacterial treatment

  • Local anesthetics: for pain management

  • Various combination therapies: for complex conditions


How They Work


  • Fluid instilled through catheter into the bladder

  • Dwell time: solution remains in bladder for specified period

  • Drainage: solution drained out

  • Direct action on bladder wall tissue


What They're Used For


  • Interstitial cystitis (IC) and bladder pain syndrome

  • Recurrent UTIs with GAG-layer involvement

  • Chemical cystitis and bladder irritation

  • Post-radiation bladder issues

  • Various inflammatory bladder conditions


None of these directly apply if there's no bladder present.



The Retained Bladder Scenario


While very uncommon in modern practice, some ileal conduit patients have their bladder retained rather than removed. This creates specific considerations.


When Bladder Retention Occurs


  • Older surgical practice more commonly kept the bladder

  • Some current patients had their bladder retained

  • Specific medical situations may retain the bladder

  • Rarely done in modern bladder cancer surgery

  • More commonly retained in some non-cancer indications


The Retained Bladder Situation


A retained bladder in an ileal conduit patient:


  • No longer receives urine through normal ureteral connections

  • Becomes "defunctionalized"

  • Can accumulate secretions and debris

  • Can develop pyocystis (bladder infection of the retained empty bladder)

  • Can develop stones

  • May require ongoing management


When Instillations May Apply


For patients with retained bladders, bladder instillations can sometimes be considered for:


  • Pyocystis management: treating infection of the retained bladder

  • Antimicrobial delivery: direct antibiotic treatment

  • Symptom management: for specific bladder symptoms


How They Would Be Performed


  • Access through the urethra (since the bladder still connects to it)

  • Catheter placement into the retained bladder

  • Instillation of prescribed solution

  • Dwell time as specified

  • Drainage afterward


Realistic Expectations


  • Not commonly needed even in retained bladder patients

  • Specific indications required

  • Under specialist guidance

  • Individualized decisions

  • May be more appropriate to remove the bladder if problems persist



Conduit-Directed Therapy: Not the Same But Related


While traditional bladder instillations don't apply to most ileal conduit patients, therapy delivered directly into the conduit is a different matter and does exist for specific purposes.


What Conduit Instillations Involve


  • Access through the stoma with a catheter

  • Fluid or medication instilled into the ileum segment

  • Dwell time or immediate drainage depending on purpose

  • Different anatomical target than bladder instillations

  • Different clinical purposes


Common Purposes


Mucus management:


  • Irrigation with saline

  • Not the same as therapeutic instillation but a form of instilling fluid

  • Helps prevent blockages

  • Manages continuous mucus production from the ileum

  • Requires careful positioning and pressure to avoid reflux into the ureters


Antibiotic instillations for the conduit:


  • Directly deliver antibiotics to the ileum segment

  • For specific infections of the conduit

  • Higher local concentrations than systemic administration

  • Bypass concerns about systemic drug side effects

  • Not routine practice but may apply in specific situations


Antifungal instillations:


  • For fungal colonization of the conduit (like Candida)

  • Direct delivery to the affected tissue

  • May help when systemic antifungals aren't sufficient



What They're Not


  • Not GAG-layer replacement in the traditional sense

  • Not treatment for interstitial cystitis (which affects the bladder)

  • Not the same purpose as bladder instillations for IC

  • Not routine care for most ileal conduit patients


Limitations


  • Evidence is limited for many conduit-directed instillations

  • Specialist experience varies significantly

  • Individualized decisions are essential

  • Not appropriate for all patients

  • May not solve all issues they're intended to address



Why GAG-Layer Therapy Doesn't Really Apply


One of the most common uses of bladder instillations in intact-bladder patients is GAG-layer replacement with hyaluronic acid and/or chondroitin sulfate. Understanding why this doesn't really translate to ileal conduit patients is helpful.


The Bladder GAG Layer


  • Glycosaminoglycan (GAG) layer lines the healthy bladder

  • Protects the bladder wall from bacteria and irritants

  • Can be damaged by infections, chemical exposure, radiation

  • Instillation therapy replaces damaged GAG components

  • Potential therapy for various bladder conditions


The Ileum Difference


  • Ileum tissue is different from bladder tissue

  • Doesn't have the same GAG layer structure

  • Has its own protective mucus production

  • Different physiological environment

  • Doesn't benefit from the same interventions


The Preserved Bladder Exception


  • If bladder was retained, GAG therapy could theoretically apply to that bladder

  • But retained bladders are usually not functional

  • Benefits would be limited since bladder isn't storing urine

  • Not commonly done in this population



Bladder/Conduit Irrigation as an Alternative


For many ileal conduit patients, irrigation (rather than therapeutic instillation) is the more relevant intervention.


What Irrigation Involves


  • Gently flushing fluid through the conduit (or retained bladder if present)

  • Removing mucus, debris, sediment

  • Reducing bacterial burden

  • Preventing blockages


When It Helps


  • Excessive mucus interfering with drainage

  • Recurrent blockage issues

  • General cleansing for maintenance in particular scenarios

  • Post-operative period

  • Managing specific complications


How It's Different From Instillations


  • Purpose: cleansing vs. therapy

  • Solutions used: usually simple saline vs. specialized medications

  • Dwell time: minimal vs. extended

  • Target: clearing debris vs. affecting tissue


Irrigation is covered in detail in our dedicated guide on bladder irrigation after ileovesicostomy, and some similar principles apply for ileal conduit patients.



Systemic Alternatives That Work Well


For most issues that bladder instillations might address in other populations, ileal conduit patients have effective systemic alternatives.


For Inflammatory Conditions


  • Systemic anti-inflammatory approaches when appropriate

  • Address underlying causes of chronic inflammation

  • Comprehensive care for associated conditions


For Symptom Management


  • Address root causes

  • Systemic medications as appropriate

  • Comprehensive care coordination

  • Multidisciplinary approaches


If you have an ileal conduit and are exploring your options for recurrent UTI management, you don't have to figure this out alone. Visit Clinova Solutions to learn how clinician-led telehealth care can help adults with recurrent UTIs alongside the specialized care you already have.



Non-Antibiotic Prevention Strategies


For ileal conduit patients dealing with recurrent UTIs, non-antibiotic prevention often can provide benefits outside of traditional bladder instillations, and doesn't require the anatomy that bladder instillations depend on.


Cranberry Proanthocyanidins (PACs)


  • Prevents bacterial adhesion

  • Properly dosed cranberry products

  • Some evidence for prevention

  • Doesn't require intact bladder


Vaginal Estrogen (For Postmenopausal Women)


  • Yes, this still applies to women with ileal conduits

  • Supports vaginal microbiome which affects overall infection ecology

  • Improves overall genitourinary health

  • Often overlooked in this population


Adequate Hydration


  • Fundamental prevention

  • Supports continuous urine flow

  • Reduces bacterial concentration

  • Simple but effective


Overall Health Optimization


  • Manage underlying conditions

  • Adequate nutrition

  • Address contributing factors

  • Comprehensive approach



When to Discuss With Your UTI specialist


Some situations warrant specific conversations with your UTI team about instillation therapy options.


Discuss If You Have


  • Retained bladder and recurrent pyocystis

  • Ileal conduit with persistent infection issues

  • Fungal colonization of the conduit

  • Chronic inflammation in the retained bladder or conduit

  • Questions about your specific anatomy

  • Interest in exploring all treatment options


Questions to Ask


  • "Do I have a bladder that could receive instillation therapy?"

  • "Would instillation therapy of any kind be appropriate for my situation?"

  • "What's the anatomical reality of my urinary system after surgery?"

  • "What alternative approaches would be more appropriate for me?"

  • "Are there specialists who focus on ileal conduit-associated infections?"


What Your Provider Will Consider


  • Your specific anatomy (bladder retained or removed)

  • Your specific clinical situation

  • Evidence for proposed interventions

  • Risk-benefit for you specifically

  • Alternative approaches

  • Coordination with your overall care



Special Situations


Bladder Cancer Survivors


For patients who had ileal conduit for bladder cancer:


  • Cancer surveillance is a distinct priority

  • Not related to instillation therapy for infections

  • Regular monitoring required

  • Coordination with oncology important


Neurogenic Bladder Patients


For patients whose ileal conduit was done for severe neurogenic bladder:


  • Similar considerations to other patients

  • Additional attention to autonomic dysreflexia risk (in appropriate patients)

  • Multidisciplinary care especially valuable


Post-Radiation Patients


For patients with ileal conduit after pelvic radiation:


  • Additional considerations about tissue effects

  • Radiation damage may extend beyond just the removed bladder

  • Comprehensive care for radiation late effects


Pregnancy Considerations


For women of reproductive age with ileal conduits:


  • Pregnancy is possible with careful planning

  • Asymptomatic bacteriuria may be treated in pregnancy

  • Multidisciplinary care essential


Want a clear, easy-to-share resource you can bring to your next appointment? Download our free Clinova UTI and bladder health guide.



The Bigger Picture: Comprehensive Care


For ileal conduit patients dealing with recurrent UTIs, the more productive conversation is often not "can I have bladder instillations?" but "what comprehensive care approach fits my situation?"


Elements of Comprehensive Care


  • Distinguishing colonization from true infection

  • Appropriate testing when infections occur

  • Judicious antibiotic use when true infections are present

  • Non-antibiotic prevention strategies

  • Optimal appliance and stoma care

  • Kidney health monitoring

  • Metabolic monitoring

  • Cancer surveillance for appropriate patients

  • Coordination across specialists

  • Attention to overall health


Setting Realistic Expectations


  • Complete elimination of bacteria isn't the goal (or possible)

  • Reduction of symptomatic infections is achievable

  • Prevention of complications is a priority

  • Kidney protection is essential

  • Quality of life matters throughout


Working With Your Team


  • Urologist experienced with urinary diversions

  • Wound, Ostomy, and Continence (WOC) nurse

  • Recurrent UTI specialist for the infection dimension

  • Primary care coordination

  • Additional specialists as needed



How Clinova Solutions Can Help


Clinova Solutions specializes in caring for adult women with recurrent UTIs, chronic urinary symptoms, and the conditions that often surround them. For patients with ileal conduits navigating recurrent UTIs, we offer specialized support for the infection dimension while working alongside your existing urology and specialty care team.


Our approach is built around:


  • Clinician-led telehealth care so you can access expert support from home

  • Deep expertise in recurrent UTIs including complex urinary diversion situations

  • Understanding of specialized urinary anatomy and its unique considerations

  • Personalized plans that respect your specific situation

  • Non-antibiotic prevention including cranberry PACs when appropriate

  • Thoughtful colonization vs. infection distinction

  • Judicious antibiotic use balancing treatment with resistance concerns

  • Coordination with your urologist, WOC nurse, oncologist, and other specialists

  • An education-first philosophy that helps you understand what's happening

  • Honest guidance about which interventions apply to your specific situation


You deserve care that takes your specific anatomy and clinical situation seriously and helps you build the most effective approach possible.


To take a more informed next step, you can:




Frequently Asked Questions


Can I have bladder instillations if I have an ileal conduit?

In most cases, no. Ileal conduit surgery typically involves removing the bladder, so there's no bladder cavity to instill therapy into. If your bladder was retained (which is less common), instillation therapy directly into the retained bladder is possible for specific issues. Related therapies can be delivered into the conduit itself for different purposes.

Some patients have their bladder retained rather than removed. In this situation, the retained bladder can theoretically receive instillation therapy for specific issues like pyocystis (infection of the retained bladder). This should be discussed with a urologist experienced in these specific situations.

Direct antibiotic instillation into the ileum segment can be considered for specific situations, though it's not routine practice. It might be appropriate for certain persistent infections, fungal colonization, or specific clinical scenarios. Your urology team can help determine if this approach is appropriate for you.

GAG-layer replacement therapy (hyaluronic acid, chondroitin sulfate) works on the specific glycosaminoglycan layer that lines healthy bladders. The ileum has different tissue and doesn't have this same layer, so this therapy doesn't translate directly. If your bladder was retained, it could theoretically apply to that bladder, but retained bladders aren't functional, so benefits would be limited.

Pyocystis is infection of the "empty" bladder that occurs in patients whose bladder was retained during urinary diversion surgery. Because the bladder no longer receives urine flow, secretions can accumulate and become infected. Management may include instillation therapy, antibiotics, and sometimes surgical removal of the bladder.

Effective options for ileal conduit patients include distinguishing colonization from true infection (avoiding overtreatment), culture-guided systemic antibiotics for real infections, non-antibiotic prevention like cranberry PACs, optimal appliance care, adequate hydration, and addressing underlying contributing factors.

Yes, ileal conduit irrigation (flushing the conduit with fluid) is different from therapeutic instillation and can be used to manage mucus, prevent blockages, and provide general cleansing. This is different from targeted therapeutic instillation but serves valuable purposes.

Research continues into various therapies for urinary diversion patients including new antimicrobial approaches, bacteriophage therapy for resistant infections, improved catheter and appliance materials, and other interventions. These are areas of active research but not yet widely available.

If you have specific concerns about whether instillation therapy or related approaches might help your situation, discussing with a urologist or UTI specialist experienced in urinary diversion care is valuable. Not all urologists have equal experience with these specialized situations.

Different patients have different anatomies and situations. Someone with an intact bladder or with a preserved bladder in an ileovesicostomy has different options than someone with a standard ileal conduit where the bladder was removed. Your specific situation determines what applies to you.

Ileal conduit (Bricker procedure): bladder typically removed. Ileovesicostomy: bladder preserved, ileum connects bladder to stoma. Continent diversion: catheterizable reservoir. Neobladder: new bladder connected to urethra. Each has different implications for what treatments apply.

If your recurrent UTIs aren't responding to your current care, if you have complex questions about your specific situation, if you want to explore all appropriate options, or if you want coordinated care that considers your ileal conduit alongside your recurrent UTI concerns.



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This article is for educational purposes only and is not a substitute for individualized medical advice. Please consult a qualified clinician about your specific symptoms, anatomy, and health history.

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