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.
THURSDAY, July 11 (HealthDay News) -- Athletes who have anterior cruciate ligament (ACL) reconstruction surgery are six times more likely to suffer another ACL injury within two years than someone who has never had such an injury, a new study finds. An ACL injury is a common type of knee injury in athletes.