Chondromalacia Patella Diagnosis

The diagnosis of Chondromalacia Patella is mainly medical examinations, X-ray examination and radionuclide release check:

1, the patella grinding test pressure: check to make patella femoral condyle and its relative co-extruded between the articular surface grinding or sliding up and down about, there is a sense of rough friction, friction noise and the pain does not apply; or check who single-handedly force the patella into one side of the thumb the other hand, push the edge of the back of the patella can cause pain. Effusion of the section, the floating patella can test positive.

2, one leg squat test: single discreet sick, and gradually drop to 90 ° ~ 135 ° when pain, weak, after the single leg squat should not stand up.

3, X-ray examination: According to the knee is, lateral and patellar tangential X-ray film, no abnormalities seen in early and late cartilage can most wear and tear, patella femoral condyle with the gap narrowing, the patella and femoral condyle edge Hyperosteogeny have to.

4, radionuclide bone imaging examination, the lateral patella showed the limitations of radioactive concentration.