Which type of injury causes more damage to the semi-lunar cartilage in the knee -: (A) Flexion and extension at the ankle, (B) Rotation on a flexed knee, (C) Rotation on an extended knee, (D) Squatting position
Answer is B. Injuries of the menisci (semilunar cartilages) are common in men under the age of 45 years.
A tear is usually caused by a twisting force with the knee setniflexed or flexed.