Table 1.
Motor nerve conduction and sensory nerve conduction studies.
| Motor nerve | Segment | Distal latency (ms) |
Amplitude (mV) |
NCV (m/s) |
F latency (ms) |
||||
|---|---|---|---|---|---|---|---|---|---|
| Case 1 | Case 2 | Case 1 | Case 2 | Case 1 | Case 2 | Case 1 | Case 2 | ||
| Right median nerve | Wrist | 4.6 (RV ≤ 3.8) | NR | 3 (RV ≥ 4) | NR | 56 (RV≥49) | - | Absent | Absent |
| Elbow | NR | 3 | NR | Absent | Absent | ||||
| Right ulnar nerve | Wrist | 2.9 (RV≤ 3.8) | NR | 2 (RV ≥ 4) | NR | 50 (RV≥49) | - | Absent | Absent |
| Elbow | NR | 2 | NR | Absent | Absent | ||||
| Right peroneal nerve | Ankle | 4.1 (RV≤ 5.6) | NR | 1 (RV≥ 3) | NR | 43 (RV≥44) | - | Absent | Absent |
| Head of the fibula | NR | 1 (RV≥ 3) | NR | Absent | Absent | ||||
| Sensory nerve | Distal latency (ms) |
Amplitude (mV) |
NCV (m/s) |
||||||
|---|---|---|---|---|---|---|---|---|---|
| Case 1 | Case 2 | Case 1 | Case 2 | Case 1 | Case 2 | ||||
| Right median nerve | 1.7(RV≤ 3,5) | 2.6(RV≤ 3.5) | 37 (RV≥ 20) | 34 (RV≥ 20) | 50 (RV≥50) | 50 (RV≥50) | |||
| Right ulnar nerve | 2.1(RV≤ 3,1) | 2.6(RV≤ 3.1) | 39 (RV≥ 17) | 23 (RV≥ 17) | 57 (RV≥50) | 51 (RV≥50) | |||
| Left sural nerve | 4.2(RV≤ 4,4) | 3.3(RV≤ 4.4) | 8 (RV≥ 6) | 20 (RV≥ 6) | 40 (RV≥40) | 41 (RV≥40) | |||
NCV: nerve conduction velocity; NR: no response; -: not applicable; RV: reference value.