Background: Knee arthrosis is one of the most common and debilitating diseases in the advanced ages. Regarding the fact that knee arthroplsty is the definitive and ultimate treatment for this disease, we survey the short term result of this modality.
Methods: In this survey 34 patients with knee arthrosis who have been admitted in Dr ali shariati university hospital, Tehran, Iran in a five years period (2001-2006) and have undergone knee arthroplasty. The relationship between, gender and the operation results were evaluated using the system of knee society knee score before and after the operation, causes of arthrosis, prosthesis to be used and the complications of the surgery.
Results: patients included 20 females and 14 males with the mean age of 67.37±5.25 year and the age specterum (51-78). In 15 patients the operation was done only in right knee, in 5 patients in the left knee and in 14 patients both knees were operated. The mean of functional score of the operated knee reached from 32.68±4.14 before operation (26-45) to 68.67±6.45 after that (59-82) and the mean of knee score reached from 30.6±3.8 before operation (22-39) to 86.4±6.34 after operation (73-92).
Conclusion: Regarding significant improvement in the functional score and the knee score and the low complication rate of knee arthroplasty it is recommended that in case of indication this operation be done as soon as possible because late attendance increases complications.