Table 1.

Summary of XDP-MDSP Scale scores before and after treatment with tcMRgFUS pallidothalamic tractotomy.

XDP-MDSP Scale	Case 1	Case 2	Case 3	Average	% Improvement Compared to Baseline
Baseline
I—Dystonia	13	34	9	18.7
II—Parkinsonism	20	36	13	23
IIIA—Behavioral	0	3	0	3
IIIB—Nonbehavioral	1	15	3	1
IV—Activities of daily living	12	36	10	19.3
Total	46	124	36	68.7
1 week
I—Dystonia	6	30	6	14	25.1
II—Parkinsonism	14	26	13	17.7	23.0
IIIA—Behavioral	0	1	0	0.3	90.0
IIIB—Nonbehavioral	0	6	2	2.7	−170.0
IV—Activities of daily living	6	33	4	14.3	25.9
Total	26	96	26	49.3	28.2
1 month
I—Dystonia	5	27	5	12.3	34.2
II—Parkinsonism	15	29	13	19	17.4
IIIA—Behavioral	0	1	0	0.3	90.0
IIIB—Nonbehavioral	0	6	1	2.3	−130.0
IV—Activities of daily living	6	30	4	13.3	31.0
Total	26	93	24	47.7	30.5
6 months
I—Dystonia	7	28	10	15	19.7
II—Parkinsonism	19	23	7	13	43.5
IIIA—Behavioral	0	1	0	0.3	89.0
IIIB—Nonbehavioral	1	6	2	3	−200.0
IV—Activities of daily living	5	30	2	12.3	36.2
Total	33	88	23	48	30.1
9 months
I—Dystonia	14	25	NA	26.5	−41.7
II—Parkinsonism	20	23	NA	21.5	6.5
IIIA—Behavioral	0	1	NA	0.5	83.3
IIIB—Nonbehavioral	3	6	NA	4.5	−350.0
IV—Activities of daily living	13	30	NA	21.5	−11.4
Total	50	85	NA	67.5	1.7
12 months
I—Dystonia	11	NA	10	10.5	43.8
II—Parkinsonism	23	NA	7	15	34.7
IIIA—Behavioral	1	NA	1	1	66.7
IIIB—Nonbehavioral	4	NA	5	4.5	−350.0
IV—Activities of daily living	17	NA	10	13.5	30.0
Total	56	NA	35	45.5	33.8

NA: not available.