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These two scenarios outline the clinical implications and management of early-onset type 2 diabetes, as well as the challenges inherent in correctly diagnosing younger adults who present with symptoms of diabetes.


At a glance factsheet: Early-onset and youth-onset type 2 diabetes. Diabetes & Primary Care 23: 69–70. Click here to access

How to correctly diagnose and classify diabetes. Diabetes & Primary Care 24: 107–10. Click here to access

Early-onset type 2 diabetes: Clinical implications, diagnosis and management. Journal of Diabetes Nursing 26: JDN267. Click here to access



Al-Saeed AH, Constantino MI, Molyneaux L et al (2016) An inverse relationship between age of type 2 diabetes onset and complication risk and mortality: the impact of youth-onset type 2 diabetes. Diabetes Care 39: 823–9

Buzzetti R, Tuomi T, Mauricio D et al (2020) Management of latent autoimmune diabetes in adults: a consensus statement from an international expert panel. Diabetes 69: 2037–47

Copeland KC, Zeitler P, Geffner M et al; TODAY Study Group (2011) Characteristics of adolescents and youth with recent-onset type 2 diabetes: The TODAY cohort at baseline. J Clin Endocrinol Metab 96: 159–67

Duggan SN, Conlon KC (2017) Pancreatogenic type 3c diabetes: Underestimated, underappreciated and poorly managed. Practical Gastroenterology 41: 14–23

ElSayed NA, Aleppo G, Aroda VR et al; American Diabetes Association (2023) 2. Classification and diagnosis of diabetes: Standards of Care in Diabetes – 2023. Diabetes Care 46(Suppl 1): S19–40

Lascar N, Brown J, Pattison H et al (2018) Type 2 diabetes in adolescents and young adults. Lancet Diabetes Endocrinol 6: 69–80

Misra S, Holman N, Barron E et al (2023) Characteristics and care of young people with type 2 diabetes included in the national diabetes audit datasets for England. Diabet Med 40: e14940

Morris D (2022a) The evolving role of SGLT2 inhibitors. Journal of Diabetes Nursing 26: JDN243

Morris D (2022b) Early-onset type 2 diabetes: Clinical implications, diagnosis and management. Journal of Diabetes Nursing 26: JDN267

Naik RG, Palmer JP (2003) Latent autoimmune diabetes in adults (LADA). Rev Endocr Metab Disord 4: 233–41

NICE (2022) Type 2 diabetes in adults: management [NG28]. Available at:

NICE (2023a) Obesity: identification, assessment and management [CG189]. Available at:

NICE (2023b) Diabetes (type 1 and type 2) in children and young people: diagnosis and management [NG18]. Available at:

Thanabalasingham G, Owen KR (2011) Diagnosis and management of maturity onset diabetes of the young (MODY). BMJ 343: d6044

University of Exeter (2022) Diabetes Genes: What is maturity-onset diabetes of the young? Available at:

Wilmot E, Idris I (2014) Early onset type 2 diabetes: Risk factors, clinical impact and management. Ther Adv Chronic Dis 5: 234–44

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