There are many medical reasons that can cause black stools that are tarry with a foul smell, but sometimes dark stools are caused by eating certain foods or taking iron supplements. However, black stools can also be a result of bleeding, and the darker color indicates that the blood could be coming from a point in the upper gastrointestinal tract.
Gertrude Levandowski survived a 96-hour procedure at a Chicago hospital to remove a giant ovarian cyst; the longest surgery. The second longest surgery ever was 40 hours long and that was to remove 6 limbs from a 8 limed baby in India. But the most common longest surgery is spinal cord surgery it is a 14 hour surgery.
UT Southwestern head and neck cancer surgeons perform area's first transoral robotic surgery the medical news There were 1,200 systems worldwide in 2009, and more than 200,000 robotic surgeries were performed, including prostatectomies, gynecologic surgery, cardiac surgery and transoral ENT procedures.