Summary
Definition
History and exam
Other diagnostic factors
- young age
- weight loss
- blurred vision
- nausea and vomiting
- abdominal pain
- tachypnea
- lethargy
- coma
Risk factors
- genetic predisposition
- geographic region
- infectious agents
- dietary factors
Diagnostic investigations
1st investigations to order
- random plasma glucose
- fasting plasma glucose
- 2-hour plasma glucose
- plasma or urine ketones
- HbA1c
Treatment algorithm
Contributors
Authors

Professor of Medicine
University of Miami, Miller School of Medicine
Miami
FL
Disclosures
RKG is an author of a number of references cited in this topic.

Assistant Professor
Section of Endocrinology, Diabetes, Nutrition and Weight Management
Boston University School of Medicine
Boston
Core Investigator
Center for Healthcare Organization and Implementation Research
Edith Nourse Rogers Memorial VA Medical Center
Bedford
MA
Disclosures
VV declares that she has no competing interests.
Peer reviewers
Clinical Professor
Medicine/Endocrinology
Diabetes and Bone Disease
Mount Sinai School of Medicine
New York
NY
Disclosures
ZB declares that he has no competing interests.
Associate Professor
Department of Medicine
University of Melbourne
Melbourne
Australia
Professor
Harold Hamm Oklahoma Diabetes Center
University of Oklahoma Health Sciences Center
Oklahoma City
OK
Disclosures
AJ has been a (non-salaried) co-investigator on multi-center clinical trials supported by Novo, Eli Lilly, Sanofi-Aventis, and Medtronic. She does not hold any stocks or shares in these companies. She has received a speaker's honorarium from Novo.
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