Causes of swollen abdomen in dogs:

1. Viral infection.

2. It may be caused by tumors, such as intra-abdominal tumors, including transitional epithelioma of the bladder, mesenteric lymphoma, etc. Due to the spread of tumors, abdominal lymph node disease and swelling occur. It is recommended that enlarged lymph nodes be examined along with a detailed physical examination.

3. Abdominal hernia is caused by muscle defects that allow the abdominal contents to flow out.

Typical symptoms of inguinal hernia:

1. Reducible mass. The lump is more obvious when standing, disappears or returns to normal after lying down, and can reappear. There is a swelling and impact sensation when you press the lump with your hands and cough.

2. Incarcerated and strangulated hernias usually occur in indirect hernias. The main causes are strong labor or a sudden increase in intra-abdominal pressure during defecation, which manifests as a sudden increase in the upper mass, and Accompanied by obvious pain, the mass cannot be retracted when lying down or pushing with hands. The mass is hard and obviously tender.