2014糖尿病指南: 二型糖尿病减肥手术Bariatric Surgery in Type 2 Diabetes

Consider for adults with BMI >35 kg/m2
  - In particular, if diabetes or associated comorbidities difficult to control with lifestyle and pharmacologic therapy

Lifelong lifestyle support, medical monitoring necessary post-surgery

Insufficient evidence to recommend surgery with BMI <35 kg/m2 outside of a research protocol
BMI=body mass index