Quote Originally Posted by birdgirl73
I think he may come back briefly, but frankly it sounds an awful lot like he's got a bad case of colon cancer. And for an 79-year-old, that's going to be an uphill road if it's true.
i dont think so http://en.wikipedia.org/wiki/Gastrointestinal_bleeding

Theres two links on that page that go to the causes of it and none are very serious.
dopesmoker Reviewed by dopesmoker on . Castro steps down temporarily Castro said in a statement read out on television that he overexerted himself this month on a trip to a summit of South American leaders in Argentina and celebrations of his 1953 assault on a military garrison. "This caused an acute intestinal crisis with sustained bleeding that obliged me to face a complicated surgical operation," he said in the "proclamation" read out on Monday night by his personal aide, Carlos Valenciaga. "The operation obliges me to remain for several weeks resting, Rating: 5