Stanley the cat, who had a $19,000 kidney transplant last year, was diagnosed with peritonitis, a severe inflammation of the abdomen. Unfortunately, he was no longer a good candidate for surgery.

Stanley, the 18-year-old cat who received a $19,000 kidney transplant last November, died Friday. The cat’s owner Betsy Boyd, who directs the master’s degree program in creative writing and ...

BALTIMORE (AP) — The 18-year-old Baltimore cat who received a $19,000 kidney transplant just over a year ago has died. Stanley the cat's owner, Betsy Boyd, tells The Baltimore Sun ...

Tuxedo Stanley, a Canadian cat who famously ran for mayor last fall with the support of Anderson Cooper and Ellen DeGeneres, has died from kidney cancer. The 4-year-old feline captured the world ...

The Baltimore Sun profiled Stanley and his owner, Betsy Boyd, in March, reporting she spent 41 percent of her salary on Stanley's transplant. In total, Boyd has invested around $30,000 in Stanley.