The “unhappy triad”, also known as a blown knee is one of the most severe knee injuries. It refers to an injury that involves three major ligaments in the knee:
- The anterior cruciate ligament (ACL)
- The medial collateral ligament (MCL)
- The medial meniscus (MMT)
Disclaimer: The information above should not be used as a substitute for professional medical advice, diagnosis or treatment. You should seek the advice and care from a primary care physician or physical therapist. If you are experiencing a medical emergency, call 9-1-1.