The pulmonary tuberculosis cases in Shanghai were infected mainly with M.tuberculosis(97.3%)and infected by MOTT only 2.3%,but the high resistance rate of MOTT should be pay great attention.

• 上海市肺结核患者感染菌种主要为人型结核分支杆菌（97.；3%25），而牛型（0?4%25）和非结核分支杆菌（MOTT，2?3%25）所占比重很小，明显低于全国水平。 MOTT耐药率高应引起重视