(CNN) Former Fleetwood Mac singer and guitarist Lindsey Buckingham has undergone emergency open heart surgery that has resulted in vocal cord damage.

His wife, Kristen Buckingham, revealed his hospitalization and progress in a post on social media Friday.

"He is now recuperating at home and each day he is stronger than the last," she said. "While it is unclear if this damage is permanent, we are hopeful it is not."

Lindsey Buckingham is recuperating at home and getting stronger, his wife, Kristen Buckingham, said.

She said her husband's family has a history of heart issues. Buckingham's father died at 56 and his brother at 46 from heart-related illness, according to the post.

Last year, Buckingham was involuntarily expelled from the band Fleetwood Mac. In October, he sued the band members for the $12 million he lost in Fleetwood Mac's upcoming tour.

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