&nBsp;纤维化慢性下颌下腺炎的治疗方法应是&nBsp;
A.导管结扎术&nBsp;
B.药物治疗&nBsp;
C.下颌下腺摘除&nBsp;
D.硬化剂治疗&nBsp;
E.摘除涎石&nBsp;