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Ketamine dependence — Clinical Guidelines

Overview

Ketamine dependence can lead to significant urological complications, primarily affecting the urinary tract, often referred to as ketamine uropathy. This condition manifests through various lower urinary tract symptoms and may require specialized management. 1 2

Diagnosis

Clinical Symptoms: Hyperactive bladder symptoms including pollakiuria, dysuria, and lower urinary tract symptoms.

Diagnostic Tests: Clinical assessment supplemented by bladder biopsies to rule out malignancy and assess inflammation. 2

Grading: No specific grading system mentioned; diagnosis relies heavily on clinical presentation and histological findings. 2

Management

Abstinence: Essential first step in managing ketamine-related complications.

Symptomatic Treatment:

- Hydrodistension: Used to alleviate symptoms. - Pentosane Polysulfate: Recommended for treatment. - Botulinum Toxin (Botox) Injections: Applied to reduce bladder spasms.

Avoid Complex Reconstructive Surgeries: Not recommended due to limited efficacy and potential complications. 2

Special Populations

Pediatrics: Behavioral reactions observed post-ketamine sedation are generally mild and not significantly different between age groups. 4

Elderly and Comorbidities: Specific considerations not detailed in provided abstracts.

Key Recommendations

Implement a comprehensive management pathway including abstinence and symptomatic treatments like hydrodistension, pentosane polysulfate, and Botox injections for ketamine-related urinary tract dysfunction. (Evidence: Expert opinion) 1 2

Avoid complex reconstructive surgeries in managing ketamine uropathy due to limited evidence of benefit. (Evidence: Expert opinion) 2

Consider positive psychological interventions, such as mood-elevating suggestions, to potentially mitigate adverse psychological effects like unpleasant dreams associated with ketamine use. (Evidence: Moderate) 3

References

1 Belal M, Downey A, Doherty R, Ali A, Hashim H, Kozan A et al.. British Association of Urological Surgeons Consensus statements on the management of ketamine uropathy. BJU international 2024. link 2 Bourillon A, Cornu JN, Herve F, Pangui R, Thuillier C, Doizi S et al.. Management of ketamine cystitis: National guidelines from the French Association of Urology (CUROPF/CTMH). The French journal of urology 2024. link 3 Cheong SH, Lee KM, Lim SH, Cho KR, Kim MH, Ko MJ et al.. Brief report: the effect of suggestion on unpleasant dreams induced by ketamine administration. Anesthesia and analgesia 2011. link 4 Hostetler MA, Davis CO. Prospective age-based comparison of behavioral reactions occurring after ketamine sedation in the ED. The American journal of emergency medicine 2002. link

Ketamine dependence