
The former prime minister was admitted to IJN for an elective medical procedure on Jan 7.
In a statement, IJN said the procedure was successful and that Mahathir would “continue his recuperation and recovery process at home”.
Mahathir, 96, was admitted to IJN on Dec 16 for a full check-up. He was discharged as per schedule a week later after undergoing what the hospital said was “a series of medical investigations”.
Mahathir has a history of heart ailments.
He suffered his first heart attack in 1989 and had a heart bypass surgery. He had two more heart attacks in 2006. The following year, he underwent surgery for a quadruple bypass.
In February 2018, he was hospitalised again with a chest infection.