Fears have been raised over the political future of the 58-year-old president who has already had three cancer operations in Cuba since the middle of last year.
News of more surgery will likely raise new doubts about his political future and the fate of his self-styled "revolution" in the OPEC nation.
In his comments on Saturday, Chavez sat alongside members of his Cabinet, including Vice President Nicolas Maduro and Congress head Diosdado Cabello, two close and powerful allies who might look to replace him if Chavez were to leave office.
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After a quiet night, a fine, bright start tomorrow with the best of the sunshine through eastern counties.
After the shadow chancellor's stunt, Labour's Chuka Umunna tells ITV News: "I generally don't quote Communist leaders."
By 2020 millions of students who got a loan post-2012 will be paying more money back quicker.