What is hyperflexion of the knee?
A hyperextended knee — or knee hyperextension — develops when the knee joint bends the wrong way and damages the ligaments near the knee. The condition is common in athletes who play high-impact sports. It can be treated using methods including rest, pain medication, and sometimes, surgery.
What is hyperextension of the knee?
A hyperextended knee occurs when the knee is bent backward, often as a result of landing wrong after a jump. A hyperextended knee can damage ligaments, cartilage and other stabilizing structures in the knee.
What causes hyperextension at the knee?
A hyperextended knee is a type of injury to the knee caused by the knee bending too far backward. This painful injury is often easy for a doctor to spot and treat. A hyperextended knee often occurs after high-impact events, such as landing hard after a jump or stopping short when running.
How do you tell if you have a hyperextended knee?
You may know immediately that you’ve hyperextended your knee. You’ll feel pain behind the knee. You may even hear a “pop,” which suggests a torn ligament. If the hyperextension is serious, you’ll have trouble putting weight on that leg.
What is a hyperflexion injury?
Whiplash is defined as a sudden injury to the neck whereby the neck is forced into rapid hyperflexion (bending forwards) and hyperextension (bending backwards). This rapid motion to the cervical spine results in soft tissue sprain/strain complications.
What is the medical term for hyperflexion?
hy·per·ex·ten·sion-hy·per·flex·ion in·jur·y. (hī’pĕr-eks-ten’shŭn-hī’pĕr-flek’shŭn in’jŭr-ē) Violence to the body causing the unsupported head to move rapidly backward and forward resulting in hyperextension and hyperflexion of the neck; does not imply any specific resultant trauma or pathology.
What is the opposite of hyperextended knee?
Further on the opposite end of the spectrum from flexion is hyperextension. Just as it sounds, hyperextension is an extreme version of an extension. 4 You often hear that an athlete has suffered a hyperextension. This is what such a diagnosis is referring to.
What is a hyperextension injury?
A hyperextension injury occurs when a joint is moved past its normal angle of extension. For example, this may happen to the elbow during sports, often when “punching air” or practicing one’s swing in tennis. The injury known as “tennis elbow” is, in fact, a form of hyperextension injury.
Which ligament prevents hyperflexion of the knee?
The posterior cruciate ligament
The posterior cruciate ligament has the opposite function of the anterior cruciate ligament, serving to prevent anterior rolling and displacement of the femoral condyle during extension, as well as to prevent hyperflexion of the knee joint.
Where does it hurt when you hyperextend your knee?
Localized pain in the knee joint is expected after hyperextension. Pain can vary from mild to severe and usually increases when ligaments or other structures are damaged or torn. Pain is described as a mild ache to a sharp pain in the back of the knee or a pinching pain in front of the knee joint.
What’s the opposite of hyperextension?
What does the word hyperflexion mean?
Hyperflexion occurs when a joint is flexed beyond its normal range of motion. 2 When the joint is hyperflexed, it is moved beyond the maximum safe flexion. Such extreme movement can potentially result in injury issues to the opposing ligaments, tendons, and muscles.