Kim Kardashian received a scary medical diagnosis on the new season of The Kardashians, and her ex-husband Kanye West is to blame for it in her eyes! During the Season 7 premiere on Thursday, the reality star shocked her sister Kourtney Kardashian when she revealed her doctors discovered a "little aneurysm" during a routine MRI! Oh no! According to the Mayo Clinic, a brain aneurysm is a "bulge or ballooning in a blood vessel in the brain." They are common, and most don't rupture.