Knee: injuries: PCL

PCL anatomy

Types:
Complete discontinuity of its fibers with high signal intensity traversing the substance of the ligament.
Partial tears seen as areas of high signal intensity within the PCL on T2-weighted images, with some fibers remaining intact.

References:
Stoller DW. MRI in orthopaedics & sports medicine; Second edition; 1997. Chapter 7: the knee. Lippincott Williams & Wilkins