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  2. Patellar dislocation - Wikipedia

    en.wikipedia.org/wiki/Patellar_dislocation

    To assess the knee, a clinician can perform the Patellar Aprehension Test by moving the patella back and forth while the people flexes the knee at approximately 30 degrees. [ 14 ] The people can do the patella tracking assessment by making a single leg squat and standing, or by lying on his or her back with knee extended from flexed position.

  3. Knee examination - Wikipedia

    en.wikipedia.org/wiki/Knee_examination

    The normal knee flexion is between 130 and 150 degrees. Any pain, abnormal movement, or crepitus of the patella should be noted. If there is pain or crepitus during active extension of the knee, while the patella is being compressed against the patellofemoral groove, patellofemoral pain syndrome or chondromalacia patellae should be suspected ...

  4. Knee pain - Wikipedia

    en.wikipedia.org/wiki/Knee_pain

    Knee pain is pain caused by wear and tear, such as osteoarthritis or a meniscal tear. Effective treatments for knee pain include physical therapy exercises, [ 28 ] pain-reducing drugs such as ibuprofen , joint stretching, [ 29 ] [ 30 ] knee replacement surgery, and weight loss in people who are overweight.

  5. Patellofemoral pain syndrome - Wikipedia

    en.wikipedia.org/wiki/Patellofemoral_pain_syndrome

    Patellofemoral pain syndrome can become a chronic injury, with an estimated 50% of people reporting persistent patellar-femoral pain after a year. [32] Risk factors for a prolonged recovery (or persistent condition) include age (older athletes), females, increased body weight, a reduction in muscle strength, time to seek care, and in those who ...

  6. Patellar tendon rupture - Wikipedia

    en.wikipedia.org/wiki/Patellar_tendon_rupture

    Patellar tendon rupture is a tear of the tendon that connects the knee cap (patella) to the tibia. [1] Often there is sudden onset of pain and walking is difficult. [1] In a complete rupture, the ability to extend that knee is decreased. [1] A pop may be felt when it occurs. [2]

  7. Chondromalacia patellae - Wikipedia

    en.wikipedia.org/wiki/Chondromalacia_patellae

    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 ...

  8. Patellar tendinitis - Wikipedia

    en.wikipedia.org/wiki/Patellar_tendinitis

    Symptoms include pain in the front of the knee. [1] Typically the pain and tenderness is at the lower part of the kneecap, though the upper part may also be affected. [2] Generally there is no pain when the person is at rest. [2] Complications may include patellar tendon rupture. [2] Risk factors include being involved in athletics and being ...

  9. Patella - Wikipedia

    en.wikipedia.org/wiki/Patella

    The patella is found in many tetrapods, such as mice, cats, birds and dogs, but not in whales, or most reptiles. In humans, the patella is the largest sesamoid bone (i.e., embedded within a tendon or a muscle) in the body. Babies are born with a patella of soft cartilage which begins to ossify into bone at about four years of age.