For tumors affecting the bottom half of the bile duct, the cancer is removed with a Whipple operation. For tumors in the top half of the bile duct, surgical treatment often requires removal of the tumor together with a liver resection (removal) in an attempt to provide a surgical cure.
How long for plastic water bottle to decompose? An average time for a plastic bottle to biodegrade fully is approximately 450-1000 years. However, there are many different kinds of plastic in the world, most commonly the haâ¦rd and reusable ones, which take a longer time, and the soft and non-reusable ones, which take a shorter time.
From the way you feel to the power your mind has to process info and memories, dehydration does immediate damage to your mental abilities. It even shrinks your brain, research shows. Here are a bunch of good reasons to keep a water bottle by your side this summer. 4 to 8 Hours Without Water (Mild Dehydration) âFor the purposes of our project, we defined mild dehydration as about a 1.5 percent loss of body weight,â says Harris Lieberman, Ph.D., a scientist with the U.S. Army who has studied the effects of this type of dehydration on the brains of women.