Evaluation of diagnostic techniques for canine prostatic diseases

Area of Science:

• Veterinary Urology
• Canine Infectious Diseases

Background:

• Assessing prostatic infection in dogs often relies on ejaculate cultures.
• Contamination during sample collection can affect culture results.

Purpose of the Study:

• To evaluate the diagnostic value of ejaculate cultures, prostatic massage, and prostatic biopsies in detecting prostatic infection in healthy adult male dogs.
• To determine the reliability of these methods in identifying prostatic abnormalities.

Main Methods:

• Ejaculation, prostatic massage, prostatic aspiration biopsy, and prostatic punch biopsy were performed on healthy adult male dogs.
• Bacterial cultures were performed on ejaculate and prostatic tissue samples.
• Semen samples were analyzed for neutrophils and squamous cells.

Main Results:

• Bacteria were isolated from ejaculates in 11 of 18 dogs, but often represented contamination.
• Prostatic aspiration and punch biopsies yielded adequate tissue in a limited number of dogs.
• Bacteria were not isolated from prostatic tissue samples, and small lesions were not detected.

Conclusions:

• Ejaculate culture results in dogs must be interpreted cautiously due to potential contamination.
• Prostatic aspiration and punch biopsies have limitations in diagnosing prostatic infections and detecting small lesions.
• Further research is needed to establish reliable methods for diagnosing canine prostatitis.