1. Skin Irritation:
- Insect Bites: Common insect bites, such as flea bites or mosquito bites, can cause red and itchy circular bumps on your dog's belly.
2. Allergies:
- Food Allergies: If your dog has developed a food allergy, it can manifest as red, itchy skin lesions, including on the stomach.
- Environmental Allergies: Allergies to environmental allergens, like pollen, dust mites, or certain plants, can also cause circular rashes.
3. Hotspots:
- Hotspots, also known as acute moist dermatitis, are areas of skin that become red, moist, and inflamed. They are often caused by excessive licking or scratching and can occur on the belly.
4. Ringworm:
- Ringworm is a highly contagious fungal infection that can affect dogs. It typically causes round, red patches that may be accompanied by hair loss and itching.
5. Pyoderma:
- Pyoderma is a skin infection caused by bacteria. It can develop in areas of the skin that are irritated or have decreased resistance to infection.
6. Hemangiomas:
- Hemangiomas are benign growths that consist of blood vessels. They can appear as round, red spots or bumps on the skin and are usually harmless.
7. Tick bites:
- Tick bites can cause round, red marks on your dog's stomach. Check for the presence of ticks and remove them promptly if found.
If you notice round red circles on your dog's stomach, it's essential to consult a veterinarian for proper diagnosis and treatment. The vet will examine your dog's skin, assess the lesions, and recommend appropriate medications or treatments based on the underlying cause. Avoid self-treating your dog as some conditions may require specific medications.