Table 3.
Neurological exam findings on 117 adults with West Nile virus infection.
| Area of examination | Total number with abnormal findings (%) | Number with abnormal findings on one side of the body (%) | Number with abnormal findings on both sides of the body (%) |
|---|---|---|---|
| Cranial nerves | |||
| Ptosis | 3/117 (3) | 0/117 | 3/117 |
| Visual field deficit | 5/116 (4) | 1/116 | 4/116 |
| Extraocular movements | 0/117 (0) | 0/117 | 0/117 |
| Facial palsy | 0/117 (0) | 0/117 | 0/117 |
| Abnormal reflexes (decreased) | |||
| Biceps | 10/117 (9) | 1/117 | 9/117 |
| Brachioradialis | 10/117 (9) | 1/117 | 9/117 |
| Triceps | 12/117 (10) | 0/117 | 12/117 |
| Quadriceps | 9/116 (8) | 3/116 | 6/116 |
| Gastrocnemius | 5/116 (4) | 1/116 | 4/116 |
| Abnormal sensation | |||
| Upper extremities | 3/117 (3) | 2/117 | 1/117 |
| Lower extremities | 5/115 (4) | 1/115 | 4/115 |
| Face | 0/117 (0) | 0/117 | 0/117 |
| Decreased strength | |||
| Deltoid | 7/117 (6) | 1/117 | 6/117 |
| Biceps | 6/117 (5) | 1/117 | 5/117 |
| Brachioradialis | 5/117 (4) | 0/117 | 5/117 |
| Triceps | 8/117 (7) | 3/117 | 5/117 |
| Iliopsoas | 6/115 (5) | 1/115 | 5/115 |
| Quadriceps | 7/116 (6) | 2/116 | 5/116 |
| Hamstrings | 5/116 (4) | 0/116 | 5/116 |
| Grip | 7/117 (6) | 3/117 | 4/117 |
| Foot dorsiflexion | 5/115 (4) | 2/115 | 3/115 |
| Foot plantar flexion | 2/114 (2) | 0/114 | 2/114 |
| Toe wiggling | 1/114 (0.9) | 0/114 | 1/114 |
| Arm drifts | 3/117 (3) | 2/117 | 1/117 |
| Firmly hold paper between third and fourth fingers | 17/117 (15) | 5/117 | 12/117 |
| Tremors | |||
| Face | 2/117 (2) | 1/117 | 1/117 |
| Upper extremity | 11/117 (9) | 4/117 | 7/117 |
| Lower extremity | 0/117 (0) | 0/117 | 0/117 |
| Abnormal cerebellar exam | |||
| Finger to nose | 2/117 (2) | 0/117 | 2/117 |
| Heel to shin | 1/116 (0.9) | 0/116 | 1/116 |