The Enquirer followed him from breakfast to the Stanford Cancer Center. It says he has weeks to live, based on analysis of the photos by Dr. Gabe Mirkin and Dr. Samuel Jacobson. Neither are oncologists or have seen Steve in person. Mirkin, a radio talk show host, claims he has a "20-year track record of spotting breakthroughs and recommending effective treatments long before they become standard medical care" and makes his assessment of Steve based on the appearance of Steve's butt in the photos. Yes, this doctor is making a butt-diagnosis, remotely.
More info Gizmodo.