Comparison of Three-Dimensional Micro-CT Angiography of Cervical Spinal Cord between Two Contrast Agents

Figure 1

Pictures of cervical spinal cord vessels in vivo and in vitro. (a) The posterior middle artery of the cord and its branch of cervical spinal cord of rats in vivo. (b) After perfusion with the barium sulfate. (c) After perfusion with the lead oxide. Local magnification of typical vascular conditions ((d) partial detail from (a), (e) partial detail from (b), and (f) partial detail from (c)). (g) There were more blood vessel trees of ranks II and III visible in the barium sulfate group compared to the control group. denotes between the normal and lead oxide groups. denotes between the barium sulfate and lead oxide groups.