After enhanced, some lesions were sharply delineated, and T 1WI scan revealed 92.7% in the group using CHESS and 51.1% in the group not using CHESS.

• （2）在增强后脂肪抑制组及未抑制组，显示脊柱病变与正常骨髓分界最清晰的序列中增强后T1WI分别占51.；1%25、92