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Kock pouch procedures: continuing experience and evolution in 135 cases.

M P Henriet1, P Neyra, B Elman

  • 1Methodist Hospital, Lyon, France.

The Journal of Urology
|July 1, 1991
PubMed
Summary
This summary is machine-generated.

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The Kock pouch procedure offers high continence rates for bladder reconstruction. Simplified techniques for Kock pouch to the skin show fewer late complications, improving patient outcomes.

Area of Science:

  • Urology
  • Surgical Oncology
  • Reconstructive Surgery

Background:

  • The Kock pouch is a type of continent urinary diversion.
  • Various Kock pouch configurations exist, including Kock pouch to the skin, urethral Kock pouch, ileorectal Kock pouch, and hemi-Kock pouch augmentation cystoplasty.
  • Assessing the efficacy and complication rates of different Kock pouch techniques is crucial for patient selection and surgical planning.

Purpose of the Study:

  • To evaluate the operative mortality, early and late complication rates, and continence outcomes of different Kock pouch constructions.
  • To compare the outcomes of the Kock-Skinner technique versus a simplified technique for Kock pouch to the skin.
  • To analyze the functional results of urethral Kock pouch, ileorectal Kock pouch, and hemi-Kock pouch augmentation cystoplasty.

Main Methods:

Related Experiment Videos

  • A retrospective review of 135 consecutive patients who underwent Kock pouch construction between April 1985 and January 1989.
  • Patients were categorized based on the type of Kock pouch created: Kock pouch to the skin (72), urethral Kock pouch (45), ileorectal Kock pouch (10), and hemi-Kock pouch augmentation cystoplasty (8).
  • Data collected included operative mortality, early and late complications, reoperations, follow-up duration (6-60 months), and patient continence.

Main Results:

  • The overall operative mortality rate was 4.4%, with 12.4% early complications requiring 11% reoperations.
  • For Kock pouch to the skin, the simplified technique group had a significantly lower late complication rate (7.4%) compared to the Kock-Skinner technique group (26.1%), with 94.2% continence.
  • Urethral Kock pouch achieved 93% daytime continence and 65% nighttime dryness. Ileorectal Kock pouch and hemi-Kock pouch augmentation resulted in complete day and night continence, though 5 patients required intermittent catheterization.

Conclusions:

  • The Kock pouch procedure is associated with acceptable operative mortality and early complication rates.
  • A simplified technique for Kock pouch to the skin demonstrates improved late complication rates while maintaining high continence.
  • Various Kock pouch configurations provide effective urinary diversion with high rates of patient continence, suitable for different clinical scenarios.