Table 1.

VFD status prior to and following PT

Patient's ordinal number	VFD prior to PT	VFD following PT
1	+	−
3	+	−
4	+	+*
10	+	−
11	+	−
12	+	+*
16	+	−
17	+	+
20	+	−
22	+	−
24	+	+
26	+	−
29	+	−
30	+	+
32	+	+
Abbreviations:
PT phytotherapy
VFD visual field defect
( + ) VFD present
( −) VFD lacking
+* permanent VFD