What to do if your dog’s testicles are swollen
Recently, pet health issues have become one of the hot topics, especially the discussion about enlarged testicles in dogs. Many pet owners are worried about this and don't know how to respond. This article will introduce in detail the causes, symptoms, treatment methods and preventive measures of testicle enlargement in dogs, and provide structured data for reference.
1. Common causes of enlarged testicles in dogs

Enlarged testicles in dogs can be caused by a variety of reasons, the following are common causes:
| Reason | Description |
|---|---|
| Orchitis | A bacterial or viral infection that causes inflammation of the testicles is common in unneutered adult male dogs. |
| testicular torsion | Torsion of blood vessels in the testicles blocks blood flow, causing swelling and pain, which requires emergency treatment. |
| tumor | Testicular tumors (such as seminoma) may cause enlargement and are more common in older dogs. |
| trauma | Injury to the testicles from a collision or fight may cause swelling. |
| hernia | An inguinal hernia may cause swelling in the testicular area. |
2. Symptoms of enlarged testicles in dogs
If your dog shows the following symptoms, it may be a sign of enlarged testicles:
| Symptoms | Description |
|---|---|
| Testicles are obviously swollen | One or both testicles may become enlarged and may have a hard mass when touched. |
| pain response | The dog resists touching the testicular area and may even whine or act aggressively. |
| Redness, swelling and heat | The testicular skin becomes red and warm, possibly accompanied by an increase in local temperature. |
| Abnormal behavior | Loss of appetite, lethargy, or frequent licking of the testicle area. |
3. Treatment methods for dog testicular enlargement
Treatment methods vary depending on the cause:
| Treatment | Applicable situations |
|---|---|
| antibiotic treatment | For bacterial orchitis, veterinary prescription is required. |
| surgical resection | Testicular torsion, tumors, or severe inflammation may require removal of the testicle (castration surgery). |
| Cold compress and pain relief | In the early stages of minor trauma or swelling, you can apply cold compresses and give pets special analgesics. |
| hernia repair surgery | If the swelling is caused by a hernia, surgery may be needed to repair it. |
4. How to prevent testicular enlargement in dogs
Prevention is better than cure, here are some suggestions:
| Precautions | Specific methods |
|---|---|
| sterilize as early as possible | Neutering reduces the risk of orchitis, tumors, and torsion. |
| Regular inspection | Check your dog's testicles monthly for abnormal swelling or lumps. |
| avoid trauma | Reduce testicular damage caused by dog fights or strenuous exercise. |
| maintain hygiene | Clean your dog's genital area regularly to prevent bacterial infection. |
5. When do you need immediate medical attention?
Contact your veterinarian immediately if your dog:
Summary
Enlarged testicles in dogs is a health problem that requires attention and may be caused by inflammation, trauma, or tumors. Prompt detection and treatment are key. The risk of disease can be effectively reduced through neutering, regular check-ups and hygiene. If any abnormalities are found, be sure to consult a professional veterinarian to avoid delaying the condition.
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