PEARLS |
Strict profile fluoroscopy of the contralateral knee at 30° of flexion Contralateral knee positioning flush on radiotranslucent triangle Don’t forget to save the fluoroscopy image for later use Patella height analysis should be conducted before tightening sutures |
PITFALLS |
Images not conform with the requirements mentioned in the text should not be considered and may result in mal positioning of the patella |