China Monogenic Diabetes Registry
This observational study aims to establish a digital registry, screening platform for patients with monogenic diabetes using internet-based and mobile application technologies. The primary objectives are to: Characterize the genetic landscape of monogenic diabetes in the Chinese population, including pathogenic variants and their distribution Participants will: * Enroll in the monogenic diabetes registry via mobile application or web-based platform * Undergo molecular genetic testing to establish a definitive diagnosis
• Diabetes diagnosed before 25 years of age; OR diabetes diagnosed before 35 years of age with ≥1 first-degree relative (parent, sibling, or offspring) diagnosed with diabetes before 40 years of age
• Body mass index (BMI) at diagnosis 28 kg/m²
• Negative glutamic acid decarboxylase antibody (GAD-Ab)