hyperextension


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hyperextension

 [hi″per-ek-sten´shun]
extension of a limb or part beyond the normal limit.

hy·per·ex·ten·sion

(hī'pĕr-eks-ten'shŭn),
Extension of a limb or part beyond the normal limit.

hyperextension

(hī′pər-ĭk-stĕn′shən)
n.
Extension of a bodily joint beyond its normal range of motion.

hy′per·ex·tend′ (-ĭk-stĕnd′) v.

hyperextension

[-exten′shən]
Etymology: Gk, hyper + L, extendere, to stretch out
movement at a joint to a position beyond the joint's normal maximum extension.
enlarge picture
Hyperextension of the wrist

hyperextension

Overextension Rehab medicine The extension of a limb or other body part beyond its normal range of movement

hy·per·ex·ten·sion

(hī'pĕr-eks-ten'shŭn)
Extension of a limb or part beyond the normal limit.

hyperextension

’over-straightening’ of a joint beyond its normal limits.

hyperextension

extension of a limb or a joint beyond normal limit of motion

hyperextension

extension of a limb or part beyond the normal limit.

hyperextension injury
see dropped carpus.
spinal hyperextension injury
usually results in damage to the dorsal articular facets and rupture of the ventral annulus fibrosus with escape of the nucleus pulposus.
References in periodicals archive ?
The second one is seen during knee hyperextension and includes meniscus ruptures at a rate of 30%.
Use of eye drop and method of application generated a strong difference in the NDI of patients, and the NDI of patients was found to be higher when the eye drop was instilled in the cervical hyperextension position (p<0.
However, buckling or increased curvature of the PCL may also be seen with hyperextension of the knee in the setting of a normal ACL.
yrs) Activity of Injury Initial MRI F/U MRI 1 28 Soccer Hyperextension June 1995 February 1996 2 30 Fall Hyperflexion May 1995 February 1996 3 35 Football Hyperflexion January 1994 January 1996 4 30 Wrestling Hyperextension October 1994 December 1995 5 21 MVA Hyperflexion October 1994 December 1995 6 20 Baseball Hyperextension August 1993 February 1995 7 35 Bicycling Uncertain March 1996 September 1996 8 15 Soccer Hyperextension April 1996 January 1997 Patient Status of PCL on No.
The team calls the latest injury a hyperextension and they keep hyperextending the date of his return.
In the current series, patients were not rolled laterally or prone to test for hyperextension.
Hyperextension injuries usually involve either a rear impact motor vehicle collision or a direct blow to the face.
These maneuvers include passive dorsiflexion of the fifth metacarpophalangeal joint to at least 90 degrees, opposition of the thumb to the volar aspect of the ipsilateral forearm, hyperextension of the elbow to at least 10 degrees, hyperextension of the knee to at least 10 degrees, and the ability to place the hands flat on the floor without bending the knees.
Mechanisms of injury for these patients included direct blow (30 patients), hyperextension (7 patients), and crush injury (1 patient).
Hyperextension can be especially problematic in patients who have a short neck and in elderly patients with cervical arthritis.
This feels comfortable for those with natural hyperextension.