Table 1. Neurophysiological study.
| Activity | Spontaneous activity | Voluntary activity | Recruitment | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Muscle | Insertion | Fibrillations | Positive waves | Fasciculations | Polyphasia | MUP amp. | Configuration | MUP pattern | MUP duration | Max. amp. | Recruitment | Max. effort |
| R. first dorsal interosseous | N | +1 | +1 | Absent | Absent | N | N | Freq | Inc + | N | Red | Max |
| R. tibial anterior | N | +2 | +2 | Absent | Absent | N | N | Freq | Inc + | N | S | Max |
| L. tibial anterior | N | +1 | +1 | Absent | Absent | N | N | Freq | Inc + | N | S | Max |
| R. medial gastrocnemius | N | +2 | +2 | Absent | Absent | |||||||
| L. medial gastrocnemius | N | +2 | +2 | Absent | Absent | N | N | Freq | Inc + | N | S | Max |
| R. vastus medialis | N | Absent | Absent | Absent | Absent | N | N | Freq | Inc + | N | S | Max |
| L. vastus medialis | N | Absent | Absent | Absent | Absent | N | N | N | N | N | N | Max |
Abbreviations: amp., amplitude; freq, frequent; inc, increased; L., left; max., maximal; MUP, motor unit potential; N, normal; R., right; red, reduced; S, simple.