What is your sympto,s about? How Life-threatening DKA symptoms diabetic ketoacidosis treated? To receive updates about diabetes topics, enter your email address: Email Address. Back to Life-threatening DKA symptoms A Life-threatening DKA symptoms Z. Diabetic dymptoms DKA Life-hhreatening Life-threatening DKA symptoms serious condition Revitalize immune function can happen in people with diabetes. It's where a lack Life-threatenong insulin causes harmful substances called ketones to build up in the blood. It can be life threatening and needs urgent treatment in hospital. DKA usually affects people with type 1 diabetesbut it can also happen in people with type 2 diabetes who need insulin. It can happen when people first develop type 1 diabetes and have not yet been diagnosed, particularly children.