The Effects of Phellodendron Decoction on Wound Healing of Anal Fistula after Anal Fistulotomy

Figure 6

The comparison of the number of capillaries in wound granulation tissue between the two groups. Compared with the control group (c) and (d), the number of capillaries in the study group (a) and (b) was significantly increased. The number of capillaries on day 7 (b) and (d) was larger than that on day 3 (a) and (c) in both groups.

(a)

(b)

(c)

(d)