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Peritonitis in Dogs and Cats
Peritonitis is inflammation of the abdominal lining caused by infection, injury, or leakage of gut contents, bringing severe abdominal pain and inflammatory fluid in the belly. Treatment removes the cause, uses antibiotics, and supports fluids and circulation.
Acute Pancreatitis in Dogs and Cats
Acute pancreatitis is sudden inflammation of the pancreas caused by its own digestive enzymes attacking the gland, with edema, bleeding, and necrosis. It causes sudden upper-abdominal pain, vomiting, and shock; treatment rests the pancreas, controls pain and infection, and corrects fluids.
Splenic Rupture in Dogs and Cats
Splenic rupture is tearing of the spleen from trauma or disease that causes internal bleeding into the abdomen. Signs include severe abdominal pain, pale gums, a rapid weak pulse, and a swollen belly; it is an emergency treated with fluids, blood transfusion, and splenectomy.
Liver Abscess in Dogs and Cats
A liver abscess is a pus-filled pocket in the liver caused by pyogenic bacterial infection, single or multiple. It brings intermittent high fever, weight loss, and abdominal pain, and can rupture into the abdomen; treatment relies on aggressive antibiotics and drainage.
Hepatic Cirrhosis in Dogs and Cats
Hepatic cirrhosis is scarring of the liver from long-standing injury, leading to loss of function, a bleeding tendency, and nervous signs in advanced cases. Treatment removes the cause where possible, supports the liver, and provides a high-protein, high-carbohydrate diet.
Acute Hepatitis in Dogs and Cats
Acute hepatitis is a sudden inflammation of the liver cells, marked by jaundice, acute digestive upset, and sometimes nervous signs. Affected pets lose appetite, vomit, and may develop tremors or coma; treatment supports the liver and controls the cause and infection.
Anal Sacculitis in Dogs and Cats
Anal sacculitis is inflammation of the small anal glands when their secretions build up and irritate the lining, most often in small-breed dogs and cats. Signs include scooting, licking at the rear, and a foul odor; treatment is expression and antibiotics, with surgery for rupture or fistulas.
Rectal Prolapse in Dogs and Cats
Rectal prolapse is the turning inside-out of rectal tissue through the anus, ranging from a small mucosal bulge to the full-thickness rectum protruding. It is most common in young dogs and follows straining; treatment is manual replacement or surgery plus antibiotics.
Megacolon in Dogs and Cats
Megacolon is an abnormal stretching and enlargement of the colon, seen in congenital and secondary forms, that leads to persistent constipation and stool accumulation. Treatment centers on enemas, laxatives, and dietary change, with surgery reserved for severe or obstructive cases.
Constipation in Dogs and Cats
Constipation is the difficult or absent passage of stool as fecal material hardens and accumulates in the bowel, eventually distending the intestine. It most often affects older dogs and cats and causes straining, discomfort, and loss of appetite; management ranges from enemas and stool softeners to surgery in severe cases.