Biocompatibility of Bletilla striata Microspheres as a Novel Embolic Agent

Figure 8

(a) Vascular Masson staining indicated a light-blue, complete vascular wall without rupture and damage at the fourth week after BSM embolization in the right renal artery; (b) vascular intima broke at the fourth week after PVA granule embolization in the right renal artery.

(a)

(b)