In contrast to a traditional IRA, contributions to a Roth IRA are not tax-deductible. Withdrawals are tax-free under certain conditions (for example, if the withdrawal is only on the principal portion of the account, or if the owner is at least 59Â½ years old).
Diabetic ketoacidosis. Diabetic ketoacidosis is a life-threatening problem that affects people with diabetes. It occurs when the body cannot use sugar (glucose) as a fuel source because there is no insulin or not enough insulin. Fat is used for fuel instead.
1 Diabetic ketoacidosis (DKA) results from dehydration during a state of relative insulin deficiency, associated with high blood levels of sugar level and organic acids called ketones.  Diabetic ketoacidosis is associated with significant disturbances of the body's chemistry, which resolve with proper therapy.