Knee conditions

Knee Anatomy Animated Tutorial

Osteoarthritis of the Knee Animated Tutorial

SPECIFIC CONDITIONS

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aRTHRITIS OF THE KNEE

Arthritis in the knee joint which causes pain, swelling, and stiffness.  There are many treatment options to help manage symptoms and keep people staying active.

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anterior cruciate ligament (ACL) injuries 

This ligament runs behind the kneecap. An injury to it causes pain, swelling, and impacts the range of motion.

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baker's cyst (Popliteal cyst)

A fluid filled lump on the back of the knee that causes stiffness and discomfort.  

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collateral ligament injuries

This is an injury to one of the ligaments on the outside of the knee.  The injury causes pain, swelling, and instability.

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meniscus tears

The meniscus are two wedge shaped shock absorbers that sit between your femur (thigh bone) and tibia (shin bone).  Tears can be from an injury or from degeneration as a part of aging.  A tear causes pain, stiffness, and swelling.

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osteoarthritis of the knee

Sometimes called 'wear and tear' arthritis, it is a common condition of aging.  It causes pain and stiffness in the knee and gradually gets worse over time.  There are many treatment options to manage the pain and help keep you active.

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osteonecrosis of the knee

A painful hip condition when the blood supply to the tibia (shin bone) is disrupted.  It can lead to destruction of the knee joint and severe arthritis. 

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patellar (kneecap) instability

When the kneecap slips out of its groove (trochlea), recurrent instability and pain may develop.

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patellar (kneecap) tendon tear

This is a tear in the tendons that attach your patella (kneecap) to the muscles of your leg.  When there is a tear, you often feel a tearing or popping sensation.  This will be followed by bruising, tenderness, and difficulty walking.

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patellofemoral pain syndrome

A broad term used to describe pain in the knee.  It's sometimes called "runner's knee" but can occur in non-athletes as well.  

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Pes anserine (knee tendon) bursitis

A condition when small jelly-filled sacs in the knee, called bursa, produce too much fluid.  This puts pressure on the adjacent parts of the knee causing pain and tenderness.

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quadriceps tendon tear

An uncommon tear that occurs in the tendon connecting the kneecap and the thigh muscle. It causes bruising, tenderness, and difficulty in walking.

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shin splits

A common exercise related problem where there is pain in on the inner edge of the tibia (shin bone).

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