Manual Muscle Testing: Knee Flexion: Difference between revisions

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== Muscles Involved: ==
== Muscles Involved: ==
Biceps femoris
[[Biceps Femoris|Biceps femoris]]


Semitendinosis
[[Semitendinosus]]


Semimembranosis
[[Semimembranosus|Semimembranosis]]


== Patient Positioning ==
== Patient Positioning ==
* Grades 3 to 5 - Patient is in prone, knee extended
* Grades 3 to 5 - Patient is in prone, knee extended
* Grades 0-2 - Patient is in side lying, knee extended
* Grades 0-2 - Patient is in side lying, knee extended ('gravity minimal' position)
 
== Joint start Position ==
The knee should be in extension.


== Therapist Position ==
== Therapist Position ==
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== To Test ==
== To Test ==
* Patient actively flexes the knee through range.
* Patient actively flexes the knee through range.
* For grades 4 to 5 apply resistance through the distal tibia and fibula in a direction opposite to flexion
* For grades 4 to 5 apply resistance through the distal tibia and fibula in a direction opposite to flexion To satisfy grade 5 'normal muscle' performance criteria, the patient must have the ability to move through complete range of motion (active resistance testing) '''OR''' maintain an end point range (break testing) against maximum resistance.


== Biasing Muscle Groups ==
== Biasing Muscle Groups ==

Revision as of 12:14, 21 November 2018

Muscles Involved:[edit | edit source]

Biceps femoris

Semitendinosus

Semimembranosis

Patient Positioning[edit | edit source]

  • Grades 3 to 5 - Patient is in prone, knee extended
  • Grades 0-2 - Patient is in side lying, knee extended ('gravity minimal' position)

Therapist Position[edit | edit source]

  • Therapist to stand at test side in prone
  • If patient is in side lying, therapist to stand behind the patient support the lower leg through movement as required.

To Test[edit | edit source]

  • Patient actively flexes the knee through range.
  • For grades 4 to 5 apply resistance through the distal tibia and fibula in a direction opposite to flexion To satisfy grade 5 'normal muscle' performance criteria, the patient must have the ability to move through complete range of motion (active resistance testing) OR maintain an end point range (break testing) against maximum resistance.

Biasing Muscle Groups[edit | edit source]

  • To bias laterally-inserting muscles: externally rotate the tibia in combination with flexion
  • To bias medially-inserting muscles: internally rotate the tibia in combination with flexion[1]

References[edit | edit source]

  1. Hislop H, Avers D, Brown M. Daniels and Worthingham's muscle Testing-E-Book: Techniques of manual examination and performance testing. Elsevier Health Sciences; 2013 Sep 27.