Final answer:
If it is not known whether a patient has DM 1 or DM 2, a diagnosis of DM 2 is typically defaulted to. DM 2 is the most common type of diabetes, accounting for about 90 percent of all cases of diabetes.
Step-by-step explanation:
If it is not known whether a patient has DM 1 or DM 2, a diagnosis of DM 2 is typically defaulted to. This is because DM 2 is the most common type of diabetes, accounting for about 90 percent of all cases of diabetes. DM 2 is generally diagnosed in adulthood, but due to the increase in obesity in younger people, it can also be diagnosed in children.