Congenital absence of the cruciate ligaments

摘要: Congenital absence of the cruciate ligaments is a rare condition with prevalence 0.017 per 1,000 live births. The most important finding this study was presence posterior menisco-femoral ligament Wrisberg agenesia and hypothesis advanced about development ligamentous structures knee. Reviewing literature, we assume that congenital anomaly causes anatomical defect expresses itself around 7th to 8th post-ovulatory week. Literature teaches us need for knee replacement seems be inevitable before or after during life patient without ligaments.