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Changes in the prostate after the cryoapplication in dogs
1Department of Animal Surgery, Faculty of Veterinary Medicine, Warsaw Agricultural University, Poland.
Archivum Veterinarium Polonicum
|January 1, 1994
Summary
Cryodestruction of the prostate gland in dogs caused tissue necrosis and scarring. Regenerative processes began within two weeks, leading to a significant 45% gland size reduction over six months.
Area of Science:
- Veterinary Medicine
- Urology
- Surgical Pathology
Background:
- Prostatic cryodestruction is a therapeutic modality.
- Understanding local tissue responses post-procedure is crucial for clinical application.
Purpose of the Study:
- To define local changes in the healthy canine prostate gland following cryodestruction.
- To evaluate macro- and microscopic alterations over a 6-month period.
Main Methods:
- Unifocal cryodestruction of the prostate gland in 15 dogs using a flat applicator.
- Surgical assessment of macro- and microscopic changes at various time points up to 6 months post-procedure.
Main Results:
- Observed coagulative necrosis and subsequent connective tissue scar formation in frozen tissues.
- Identified regenerative processes in the prostatic gland starting from two weeks post-cryosurgery.
- Documented a decrease in gland size by approximately 45% between day 10 and 6 months post-procedure.
Conclusions:
- Cryodestruction induces necrosis and scarring, followed by regeneration in the canine prostate.
- A significant reduction in prostatic gland size occurs post-cryodestruction.
- Potential complication of urethral overfreezing leading to glandular cavities noted.