Table 2 Result after treatment over 1 year with EMLA® cream in nine persons with subjective problems after long-term exposure to hand-held vibrating tools
From: Improving hand sensibility in vibration induced neuropathy: A case-series
Pre treatment | After 1 treatment | After 8 weeks (15 treatments) | After 1 year (one treatment every 2-3 months) | |
|---|---|---|---|---|
Touch thresholds (Semmes Weinstein monofilaments, g) Normal ≤ 0.07 g median | 0.2 (0.04-0.5) | 0.04 (0.04-0.5) | 0.04 (0.04-0.2) | 0.04 (0.02-0.07) |
Tactile discrimination (2 point discrimination, mm), normal ≤ 5 mm mean | 5.8 (3.4 - ≥16) | 3.3 (2.2-5.0) | 3.8 (2.8-8.0) | 3.1 (2.2-5.0) |
Dexterity (Purdue Peg Board, number of pegs picked and placed), mean | 13 (5-18) | Not evaluated | 13 (9-18) | 15 (10-17) |
Disability (DASH-score, normal below 10), mean | 22 (8-39) | Not evaluated | Not evaluated | 13 (0-32) |
Grip strength (Jamar, second position, kg), mean | 37 (16-62) | Not evaluated | 38 (22-62) | 41 (28-67) |
Nocturnal numbness (Number of subjects) | ||||
Frequently: | 4 | Not evaluated | 0 | 0 |
Sometimes | 4 | 2 | 1 | |
Hardly ever/never | 1 | 7 | 8 |