What is the valgus test used for?
Purpose. The valgus stress test, also known as the medial stress test, is used to assess the integrity of the medial collateral ligament (MCL) of the knee. MCL injuries are common in the athletic population and can occur as either isolated injuries, or combined with other structural injuries.
What is a valgus force on the knee?
Description. There are two collateral ligaments of the knee: the medial collateral ligament (MCL) and the lateral collateral ligament (LCL). Injuries of the MCL are much more common, owing to its exposure to damage from a blow to the outside of the knee, creating a so-called valgus force.
What causes elbow valgus?
The UCL may be injured by a sudden, excessive valgus stress applied to the elbow acutely or with dislocation of the elbow. However, it more commonly is the result of repetitive valgus stress in overhead sports such as baseball, tennis, javelin, or water polo.
What valgus means?
deformity
Definition of valgus 1 : of, relating to, or being a deformity in which an anatomical part is turned outward away from the midline of the body to an abnormal degree a valgus heel valgus deformity of the big toe. 2 : varus sense 1 —used of the knee.
What is valgus movement?
Valgus collapse’ or ‘knee valgus’ is a movement dysfunction that may occur during walking, running, squatting or other functional activities. It refers to when one knee “collapses” in towards the other knee, instead of travelling in a straight line over the foot.
What does a positive varus stress test mean?
A positive varus stress test at 0° of knee flexion is usually indicative of a severe combined posterolateral corner and cruciate ligament injury.
What ligament is used for Tommy John surgery?
Tommy John Surgery, more formally known as ulnar collateral ligament (UCL) reconstruction, is used to repair a torn ulnar collateral ligament inside the elbow.
How is knee valgus diagnosed?
How are knock knees diagnosed? Your child’s doctor will look at the position of your child’s legs, knees, and ankles to determine the severity of knock knees. They may also measure the distance between your child’s ankle bones. The condition is considered more severe in children with more distance between their ankles.
What injuries can knee valgus cause?
When placed under load, a knee valgus pattern can cause a variety of problems. It has been linked to everything from mild knee and ankle pain to severe ankle and knee injuries such as ACL tears.