'''Koma diabetes''' merupakan gangguan atau kelainan yang berpotensi mengancam nyawa yang menyebabkan ketidaksadaran.<ref name=":0">{{Cite web|title=Diabetic coma - Symptoms and causes|url=https://www.mayoclinic.org/diseases-conditions/diabetic-coma/symptoms-causes/syc-20371475|website=Mayo Clinic|language=en|access-date=2023-04-12}}</ref> MeskipunMeski begitu koma diabetes bersifat reversibel.<ref>{{Cite book|last=Irwin|first=Richard S.|last2=Rippe|first2=James M.|date=2008|url=https://books.google.co.id/books?id=ooH1nH81_h4C&pg=PA1256&redir_esc=y#v=onepage&q&f=false|title=Irwin and Rippe's Intensive Care Medicine|publisher=Lippincott Williams & Wilkins|isbn=978-0-7817-9153-3|language=en}}</ref> Gangguan ini dapat disebakanterjadi karena [[glukosa]] darah terlalu tinggi ([[hiperglikemia]]) atau glukosa darah terlalu rendah ([[hipoglikemia]]). <ref name=":1">{{Cite web|title=Diabetes-Related Coma: Causes, Risk Factors, Treatment & Prevention|url=https://my.clevelandclinic.org/health/diseases/16628-diabetic-coma|website=Cleveland Clinic|language=en|access-date=2023-04-12}}</ref> Terdapat 3 tipe diabetes koma yaitu hipoglikemik diabetik, [[Ketoasidosis diabetik|ketoasidosis]] diabetik dan sindrom [[hiperosmolar diabetik]]. <ref name=":2">{{Cite web|last=Services|first=Department of Health & Human|title=Diabetic coma|url=http://www.betterhealth.vic.gov.au/health/conditionsandtreatments/diabetic-coma|website=www.betterhealth.vic.gov.au|language=en|access-date=2023-04-12}}</ref>