My Cat Has Weird Lumps On Her Belly. At only 4 years old, she has lost her energy and normal way. I would say that most of the time when a client sees big lumps on the abdomen of a cat they end up being benign fatty lumps.

If you have a female cat, watch for lumps on her belly, which could be a symptom of feline breast cancer. This painful rash appeared spontaneously, not as a result of licking. She licked her belly throughout most of the night and had barbered the.