Bacterial infection of the urethral mucosa in dogs is called urinary tract infection, also known as urethritis. The main clinical symptoms are pain during urination in dogs, swelling and sensitivity of the urethra, redness and swelling of the urethral orifice, and difficulty in inserting a urinary catheter. This disease is more common in male dogs. So what are the causes of urethritis in dogs?

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Causes of urethritis in dogs:

1. The urethral mucosa is stimulated by mechanical and chemical pathogenic factors, causing secondary infection after injury.

2. It can be caused by the spread of inflammation in adjacent organs (posthitis, cystitis, endometritis, etc.).

3. Male dogs have strong sexual desire and prostate secretions accumulate during development

4. Premature castration surgery; drinking too little water; eating too dry food; old age; obesity; lack of exercise.