Example Concept: Patients with diabetes, especially those on insulin or oral hypoglycemic agents, require frequent glucose monitoring. Immediate monitoring is essential if the patient exhibits symptoms like confusion, shakiness, or sweating, which may indicate hypoglycemia, or if they have polyuria, polydipsia, and polyphagia, suggesting hyperglycemia. Early detection and intervention can prevent complications such as diabetic ketoacidosis or hypoglycemic coma.