Burning sensation at stoma bag site in patient of ileostomy 3 months back

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peristomal skin complications ileostomy management

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PMID: 39304546

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Burning Sensation at Stoma Bag Site — 3 Months Post-Ileostomy

A burning sensation at the peristomal skin is one of the most common complaints after ileostomy. Peristomal complications occur in 15–65% of stoma patients. At 3 months, the skin is no longer in the acute healing phase, so the differential is primarily:

1. Irritant/Chemical Dermatitis (Most Common Cause)

Mechanism: The small bowel effluent from an ileostomy is alkaline and enzyme-rich. When it leaks under the skin barrier and contacts unprotected skin, it causes a chemical burn. This is the #1 cause of peristomal burning.
Key triggers:
  • Barrier/flange opening cut too large → effluent pools against skin
  • Poorly fitting appliance due to stoma retraction or weight change
  • Pouch leakage from improper seal
Signs: Moist, erythematous, denuded/weeping skin in the pattern of leakage (not a symmetric rash)
Management:
  • Resize the barrier opening — it should be only 1–2 mm larger than the stoma base, no more
  • Use convex wafers if stoma is flush or retracted
  • Stoma powder (sodium carboxymethylcellulose) on denuded skin to create a dry surface for adhesion
  • Skin barrier ring/moldable ring to fill irregular contours
  • Refer to a Wound, Ostomy and Continence Nurse (WOCN) — this is the single most important step

2. Circumostomy Eczema (Contact Dermatitis)

Pathophysiology: Up to 75% of ileostomy patients develop some degree of peristomal skin sensitivity from intestinal fluid leakage. As output thickens over time, sensitization may improve, but contact dermatitis persists in many.
Two sub-types:
TypeFeatureCause
Irritant contactBurning > itching; denuded red skin following leak patternEnzymatic damage from effluent
Allergic contactErythema/blistering matching appliance shape exactlyHypersensitivity to adhesive, skin barrier, or tape
Management of allergic type:
  • Skin patch testing to identify allergen
  • Switch to a hypoallergenic or alternate brand appliance
  • Topical hydrocortisone cream short-term (note: interfere with adhesion — use corticosteroid spray instead as it doesn't impair adhesion)
  • Avoid solvents and soaps under the pouch

3. Fungal (Candida) Infection

Signs: Confluent circumferential rash with satellite papules and pustules; more itching than burning but burning can occur; often associated with antibiotic use or immunosuppression (common in IBD patients on biologics/steroids)
Cause: Moisture under appliance → yeast overgrowth (barrier opening too large, sweating, leakage)
Management:
  • Nystatin powder dusted on affected skin before applying the wafer (preferred — doesn't impair adhesion unlike creams)
  • Systemic fluconazole if severe
  • Change appliance more frequently until resolved

4. Mechanical Trauma

Signs: Denuded skin without rash or satellite lesions; no pruritus; located where appliance edge contacts skin
Cause: Frequent appliance changes stripping the skin; over-use of tape; pressure from belt or convex device
Management:
  • Minimize pouch changes (every 3–5 days is ideal, not daily)
  • Use protective skin sealant/barrier wipe before application
  • Gentle removal technique — push skin away from wafer rather than pulling wafer from skin

5. Psoriasis / IBD-Related Skin Involvement

In patients with IBD (especially those on TNF-inhibitors), psoriasis can develop at ostomy sites as a paradoxical reaction. Use topical corticosteroid spray (avoids adhesion interference).

Systematic Approach at 3 Months

Burning at stoma site
        ↓
Does rash match appliance shape exactly?
   YES → Allergic contact dermatitis (patch test, change product)
   NO  ↓
Is there a confluent rash with satellite lesions?
   YES → Candidal dermatitis (Nystatin powder)
   NO  ↓
Is skin denuded/weeping in pattern of leakage?
   YES → Chemical/irritant dermatitis (refit barrier, resize opening)
   NO  ↓
Is skin stripped/raw without rash?
   → Mechanical trauma (reduce change frequency, gentle technique)

General Protective Measures

  • Karaya powder preparations have historically been used and are helpful for peristomal skin protection
  • 20% cholestyramine in petrolatum — effective for circumostomy eczema from intestinal enzyme exposure
  • Topical sucralfate as powder or emollient — effective treatment
  • Absorbent silicone protective layers around the ostomy to absorb leaking intestinal contents
  • Ensure adequate stoma protrusion (ideally 2–3 cm "rosebud") — flush/retracted stomas are the #1 structural cause of leakage and skin breakdown

Key References

  • Andrews' Diseases of the Skin, Circumostomy Eczema section
  • Smith and Tanagho's General Urology, 19th Ed., Table 23-1 (Common Peristomal Skin Problems)
  • Schwartz's Principles of Surgery, 11th Ed., Ileostomy Complications
  • Solitano et al. (2024), "Management of complications in patients with an ileostomy: an umbrella review," Int J Colorectal Dis — PMID 39304546 — confirms peristomal skin care as a major evidence-based intervention domain; nursing-led stoma care is highlighted as the cornerstone of management.
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