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.
It depends on the environmental conditions on how long it takes it to completely decompose. It can take several weeks â¦ or even months. Extra: It takes about a year for the body to decompose to a skeleton and teeth. The process of decomposition slows if it is in a casket.+ 11 others found this useful.t depends on the environmental conditions on how long it takes it to completely decompose. It can take several weeks â¦ or even months. Extra: It takes about a year for the body to decompose to a skeleton and teeth. The process of decomposition slows if it is in a casket. + 11 others found this useful.