Vl evoked potentials (VEP) evaluating treatment for post-trauma vision syndrome (PTVS) in patients with traumatic brain injuries (TBI)
PADULA INSTITUTE OF VISION
Visual evoked potentials (VEP) evaluating treatment for post-trauma vision syndrome (PTVS) in patients with traumatic brain injuries (TBI)
Brain Injury, 1994, VOL. 8, NO. 2. 125-133
W. V. PADULA, S. ARGYRIS and J. RAY
Table 7.
Visual evoked potential (VEP) binocular amplitude (N1-P1) results
for the experimental and control groups
Patient
Only refraction correction
Refraction correction with base in
prism and and bi-nasal occluders
N1-P1
N1-P1
Experimental Group
1
9-37
12-69
2
7-81
9-96
3
10-64
13-28
5
2-63
3-22
6
4-19
4-29
7
4-78
7-37
8
7-71
7-32
9
2-63
3-22
10
8-78
9-96
Control Group
1
7-81
7-42
2
9-76
8-39
3
7-51
8-30
4
20-31
20-31
5
11-31
9-71
6
32-03
31-25
7
12-89
12-10
8
10-15
10-15
9
18-55
17-67
10
10-35
11-32
Table 7 is a representation of the VEP (Nl-Pl) findings for both groups. The initial column shows that the VEP was taken binocularly with the refractive correction in place and then with base-in prisms and bi-nasal occluders as is represented in column two.