Admit to higher level care (usually ICU or step-down unit initially)
Subsequent hospital discharge requires closing on anion gap and resolution of symptoms.
Patients with mild<unk>  may be treated as outpatients if reliable, close follow-up available and underlying causes not requiring admission
Diabetic ketoacidosis
Insulin or oral hypoglycemic medication non-compliance 
Alcoholic ketoacidosis
Infection
Starvation ketoacidosis
Cardiac Ischemia
Cerebral edema in DKA
Intra-abdominal infections