1. Breeding
After the female dog is successfully bred, the mammary glands will also develop accordingly, so the breasts will be swollen and the nipples will be protruding. This is normal. It is recommended that owners replenish their dogs with the nutrients they need in a timely manner to ensure their dogs’ health during pregnancy.
2. False pregnancy
If the dog has not mated but still has swollen breasts, it needs to be considered a false pregnancy. During pseudopregnancy, dogs may experience pregnancy-like symptoms such as swollen breasts. Usually, a dog's false pregnancy will subside on its own after 2-3 weeks. If the dog's false pregnancy lasts too long, you need to consider whether it is a problem of thyroid degeneration and take the dog to the pet hospital for examination in time.
3. Hormone disorders in the body
Hormonal disorders in dogs can also cause breast swelling. Breast development occurs due to the stimulation of progesterone produced in the dog's body, resulting in breast swelling.
IV. Breast tumors
Breast tumors can also cause breast swelling. You can first observe the shape, size, color, and quality of the breast area. If the area is found to be swollen during palpation, Hard, local skin temperature increased, and was accompanied by lack of energy, loss of appetite, and severe weight loss. The dog needs to be taken to the pet hospital immediately for blood routine, biochemical indicators, inflammatory response protein, B-ultrasound, puncture and other examinations to confirm the diagnosis, and to undergo surgical treatment.