Electroacupuncture for Decorticate Rigidity of the Upper Limbs in a Patient with Anoxic Brain Damage

Table 2

Preston’s Hypertonicity Scale [2].

Grade	Definition
G0	No abnormal tone detected during slow, passive movement.
G1	Mild: first tone or resistance is felt when the muscle is in a lengthened position during slow passive movement.
G2	Moderate: first tone or resistance is felt in the midrange of the muscle during slow passive movement.
G3	Severe: first tone or resistance is felt when the muscle is in a shortened range during slow passive movement.