Table 2 Muscle strength grading according to MRC (Muscle Research Council) (Pasnoor and Dimachkie 2019)
From: Muscle biopsy essential diagnostic advice for pathologists
Grade | Muscle movement on neurologic examination |
|---|---|
1 | Trace contraction of the muscle |
2 | Ability to move with gravity eliminated |
3 | Active movement against gravity |
4 | Ability to move the joint against combination of gravity and some resistance |
5 | Normal power |