Do you typically send serology workup for patients in their 20-30s with new diagnosis of DM and other evidence of metabolic dysfunction, or do you defer and assume it is type 2?

When do you send type 1 DM serology workup for patients with a new diagnosis of diabetes?

• In all patients < 30 years old
• In all patients < 40 years old
• In patients < 30 years old without metabolic risk factors
• In patients < 40 years old without metabolic risk factors
• In any patients regardless of age without metabolic risk factors
• Other