Surabaya Zoo performed on the animals found plastic and wood inside the animals. The death of Melani the tiger, one of only a few hundred Sumatran tigers left in the world, outraged animal activists when it was discovered that the tiger was suffering from extreme digestive disorders before being rescued from the zoo. On 28 January 2014 Surabaya Zoo authority announced that the zoo has a collection of 3,459 animals from 197 species, but 81 animals are sick, disabled, and old, and 44 of which are in severe conditions. An online petition that calls for the closure of Surabaya Zoo due to
Hip replacement metal on crosslinked polyethylene (MOXP), ceramic on ceramic (COC), ceramic on crosslinked polyethylene (COXP) and metal on metal (MOM). Each combination has different advantages and disadvantages. Post-operative projectional radiography is routinely performed to ensure proper configuration of hip prostheses. The direction of the acetabular cup influences the range of motion of the leg, and also affects the risk of dislocation. For this purpose, the "acetabular inclination" and the "acetabular anteversion" are measurements of cup angulation in the coronal plane and the sagittal plane, respectively. Risks and complications in hip replacement are similar to those associated with all joint replacements. They