Knee joint is an intricate anatomical structure of the human body, however functionally unless affected by trauma knee joint is much dependent on the function of the feet, hip and pelvis due to its location inside the lower kinetic chain.
Knee pain symptoms mostly follow anatomy of the knee. Most non-arthritic knee pain is situated below, above or under the knee cup. Arthritic, meniscal or ligamentous pain is situated on or around inner knee (so call joint line). Symptoms from traumatic athletic overuse, running and etc. have special clinical presentation.
Most knee conditions could be diagnosed clinically
is most useful in diagnosing soft tissue pathology (tendons, muscles, superficial ligaments, bursas and joint swelling) and is a screening modality of choice.
is superior in diagnosing deeper structures such as ACL/PCL ligaments and menisci.
is useful in seeing arthritic changes.