Washington (CNN) Sen. John McCain poked fun at former Senate Majority Leader Harry Reid as he wished his former colleague well in recovering from surgery on Monday.

"From one cantankerous senator to another, sending my prayers & best wishes to @SenatorReid as he recovers from a successful surgery," the Arizona Republican wrote on Twitter.

From one cantankerous senator to another, sending my prayers & best wishes to @SenatorReid as he recovers from a successful surgery — John McCain (@SenJohnMcCain) May 14, 2018

Reid's family released a statement on Monday with news that the Democrat from Nevada had undergone surgery for pancreatic cancer.

"Today, Former Democratic Leader Harry Reid underwent surgery at Johns Hopkins Cancer Center to remove a tumor from his pancreas," the statement said.

"His doctors caught the problem early during a routine screening and his surgeons are confident that the surgery was a success and that the prognosis for his recovery is good. He will undergo chemotherapy as the next step in his treatment. He is now out of surgery, in good spirits and resting with his family. He is grateful to his highly skilled team of doctors and to all who have sent and continue to send their love and support."

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