• Skip to content
  • Accessibility help
Skip to content
Sign in
  • Guidance
  • Standards and indicators
  • Clinical Knowledge Summaries (CKS)
  • British National Formulary (BNF)
  • British National Formulary for Children (BNFC)
  • Life sciences
  • Skip More from NICE submenu

    Explore more from NICE

    • What NICE does
    • About us
    • Reusing our content
    • Implementing NICE guidance
    • News, blogs and podcasts
    • Contact us
    • Get involved
    • Careers

    • Join a committee
    • Comment on a consultation

My account

  • Consultation responses
  • Sign in

You are here:

  1. Home
  2. NICE Guidance
  3. Conditions and diseases
  4. Diabetes and other endocrinal, nutritional and metabolic conditions
  5. Diabetes

Type 1 diabetes in adults: diagnosis and management

  • NICE guideline
  • Reference number: NG17
  • Published:  26 August 2015
  • Last updated:  17 August 2022
  • Guidance
  • Tools and resources
  • Information for the public
  • Evidence
  • History
Download (PDF)
  • Type 1 diabetes in adults: the care you should expect
  • Diagnosing type 1 diabetes
  • Your diabetes care team
  • Planning your early care
  • What your diabetes care team will do
  • Learning more about type 1 diabetes
  • Using insulin
  • Checking your own blood glucose, and target levels
  • Having your blood glucose checked: HbA1c
  • Diet and exercise
  • Hypos
  • Diabetic ketoacidosis
  • Pancreas or islet transplant
  • Long-term complications
  • Eye damage
  • Gum disease
  • Nerve problems
  • Foot problems
  • Kidney disease
  • Cardiovascular disease
  • High blood pressure
  • Care when you are in hospital
  • Terms explained
  • Where can I find out more?

Diagnosing type 1 diabetes

If your doctor thinks you might have type 1 diabetes, they will ask you about your symptoms. You should have urine and blood tests to check for 'markers' of diabetes – for example, glucose and ketones.

This page was last updated: 29 June 2022


Next page Your diabetes care team Previous page Type 1 diabetes in adults: the care you should expect
Back to top
  • Guidance
  • Standards and indicators
  • Clinical Knowledge Summaries (CKS) Clinical Knowledge SummariesClinical Knowledge Summaries
  • British National Formulary (BNF) British National FormularyBritish National Formulary
  • British National Formulary for Children (BNFC) British National Formulary for ChildrenBritish National Formulary for Children
  • Life sciences
  • Library and knowledge services
  • What NICE does
  • Implementing NICE guidance
  • Get involved
  • About us
  • Careers
  • News, blogs and podcasts
  • Newsletters and alerts
  • Contact us
  • Leave feedback
  • Reusing our content
  • NICE UK Open Content Licence
  • Syndicate our content
  • Events
  • Facebook
  • X
  • YouTube
  • LinkedIn
  • Accessibility
  • Freedom of information
  • Glossary
  • Terms and conditions
  • Privacy notice
  • Cookies

© NICE 2025. All rights reserved. Subject to Notice of rights.