As more and more people move into cities and towns, a number of factors cause pollution: 1  the physical disturbance of land due to construction of houses, industries, roads, etc.; 2  chemical pollution from industries, mines, etc.; 3  inadequate sewage collection and treatment; 4  increase in fertilisers to grow more food. 5  litter, which causes disease and ...
In the knee joint, operations to exchange the original implant (prosthesis) with a new one have a good chance of success. The decision to do a revision surgery depends in part on the type of bacteria that has infected the joint. In some uncommon cases, the type of bacteria is so harmful that a revision is not possible.
When Is a Transtibial Amputation Needed? Transtibial amputations are necessary when the leg below the knee is severely damaged and interferes with your quality of life. In many cases, amputation is necessary to keep the problem from spreading to the rest of your body.