The Classic Comprehensive Handbook of Cat Care
What to Do When Your Cat Is Sick: UMBILICAL HERNIA AND TUMORS (CANCER)
An umbilical hernia is a defect involving the body wall that is usually first noticed in young kittens as a lump under the abdominal skin. Its diagnosis and treatment are covered.
Tumors are often noticed as growths in, on, or under a cat’s skin. Skin cancers are the second most common type of tumors in cats. For more information.