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Patellofemoral pain syndrome (PFPS; not to be confused with jumper's knee) is knee pain as a result of problems between the kneecap and the femur. [4] The pain is generally in the front of the knee and comes on gradually. [2] [4] Pain may worsen with sitting down with a bent knee for long periods of time, excessive use, or climbing and ...
While the term chondromalacia sometimes refers to abnormal-appearing cartilage anywhere in the body, [14] it most commonly denotes irritation of the underside of the kneecap (or "patella"). The patella's posterior surface is covered with a layer of smooth cartilage, which the base of the femur normally glides smoothly against when the knee is ...
The knee joint consists of an articulation between four bones: the femur, tibia, fibula and patella. There are four compartments to the knee. There are four compartments to the knee. These are the medial and lateral tibiofemoral compartments, the patellofemoral compartment and the superior tibiofibular joint.
In medicine, Clarke's test (also known as the Osmond-Clarke test or patellar grind test) is a component of knee examination which may be used to test for patellofemoral pain syndrome, chondromalacia patellae, patellofemoral arthritis, or anterior knee pain. It is not a standard part of the knee examination but is used to diagnose anterior knee ...
Arthritis is a form of arthropathy that involves inflammation of one or more joints, [3] [4] while the term arthropathy may be used regardless of whether there is inflammation or not. Joint diseases can be classified as follows: [citation needed] Arthritis; Infectious arthritis; Septic arthritis (infectious) Tuberculosis arthritis; Reactive ...
The knee is a modified hinge joint, a type of synovial joint, which is composed of three functional compartments: the patellofemoral articulation, consisting of the patella, or "kneecap", and the patellar groove on the front of the femur through which it slides; and the medial and lateral tibiofemoral articulations linking the femur, or thigh bone, with the tibia, the main bone of the lower ...
Sinding-Larsen and Johansson syndrome, [16] is an analogous condition involving the patellar tendon and the lower margin of the patella bone, instead of the upper margin of the tibia. Sever's disease is an analogous condition affecting the Achilles tendon attachment to the heel .
Arthritis is a term often used to mean any disorder that affects joints. [2] Symptoms generally include joint pain and stiffness. [2] Other symptoms may include redness, warmth, swelling, and decreased range of motion of the affected joints. [2] [3] In some types of arthritis, other organs are also affected. [7] Onset can be gradual or sudden. [6]