Table 1.

Changes in MRC scores in the patient.

	2 months after symptom onset (pre-surgical operation)	10 months after symptom onset (post-surgical operation)	After oral prednisolone regimen
Shoulder abductor	4+	3+	4
Elbow flexor	4+	3+	4
Finger flexor	4+	3+	4
Hip flexor	4+	2	3-
Knee extensor	4+	1	3-
Ankle dorsiflexor	4+	1	3-

MRC scores are as follows: 0, no contraction; 1, palpable contraction but no visible movement; 2, movement without gravity; 3, movement against gravity; 4, movement against a resistance lower than the resistance overcome by the healthy side; 5, movement against a resistance equal to the maximum resistance overcome by the healthy side.