Abstract: Objective : To evaluate the clinic value of contrast-enhanced CT. Materials and methods : 48 cases are examined with contrast-enhanced CT. There images of CT are analyzed retrospectively. Results : accordant enhanced 8 cases; enhanced ring 9 cases; enhanced dots 7 cases; enhanced spots 12 cases; abnormal enhanced 7 cases; no enhanced 5 cases. Meninges and Tentorium cerebella are enhanced, its anatomic structure is clear 38 cases. Conclusion : Contrast-enhanced CT can improve density resolution of the diseases. It is helpful to confirm the position and the character of the diseases.