Patellar dislocation reduction strong quadriceps contraction with external rotation of the ankle. This can happen with a sudden lateral "cut" while playing sports like football, soccer and basketball. On physical exam, you'll notice a flexed knee and a small bulge lateral to the side of the knee. That's the dislocated kneecap. Clinical assessment is usually enough to move forward with reducing the patellar without X-rays when the story fits and you're not suspecting a fracture. If the right pate