Adjunctive Hyperbaric Oxygen Therapy in Refractory Crohn's Disease: An Observational Study
Marley R Feitosa1, Rogério S Parra1, Vanessa F Machado1
1Department of Surgery and Anatomy, Ribeirão Preto Medical School, University of São Paulo, Ribeirão Preto, SP, Brazil.
Hyperbaric oxygen therapy (HBOT) shows significant healing rates for Crohn's disease (CD) complications. This treatment is effective for perianal fistulizing CD, enterocutaneous fistulas, and pyoderma gangrenosum.
Area of Science:
- Gastroenterology
- Dermatology
- Surgical Innovation
Background:
- Crohn's disease (CD) can lead to severe complications despite optimal medical therapy.
- Hyperbaric oxygen therapy (HBOT) has shown promise in managing complicated CD.
- Optimal HBOT protocols, including session number and duration, require further investigation.
Purpose of the Study:
- To evaluate the efficacy of HBOT in CD patients refractory to conventional treatments.
- To assess HBOT's effectiveness for specific CD complications: perianal fistulizing CD (pCD), enterocutaneous fistulas (ECF), and pyoderma gangrenosum (PG).
Main Methods:
- A cohort of 40 patients with CD complications underwent HBOT.
- Treatment outcomes were assessed based on complete healing criteria for pCD, ECF, and PG.
- Incomplete healing was defined by persistent drainage or lack of granulation.
Main Results:
- 82.5% of patients achieved complete healing with HBOT.
- Healing rates varied by complication: 100% for PG, 84.6% for ECF, and 80% for pCD.
- Most patients (62.5%) had pCD, followed by ECF (32.5%) and PG (15%).
Conclusions:
- Adjunctive HBOT is associated with significant healing rates for CD-associated complications.
- HBOT offers a viable treatment option for refractory cases of pCD, ECF, and PG.
- Further research may refine HBOT protocols for enhanced patient outcomes.
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