What could be a potential complication in a known diabetic patient with a BGL above 400 mg/dL?

In a known diabetic patient with a blood glucose level (BGL) above 400 mg/dL, polyuria is a potential complication because elevated blood glucose levels can lead to osmotic diuresis. When glucose levels become excessively high, the kidneys attempt to excrete the surplus amount of glucose through urine. This process pulls water along with the glucose, leading to increased urination or polyuria.

As a consequence of this osmotic diuresis, patients may also experience dehydration and electrolyte imbalances, which are significant concerns in the management of diabetes. It is essential for EMTs to be aware of these symptoms as they can guide further assessment and treatment.

This understanding of polyuria in the context of diabetes highlights the importance of monitoring blood glucose levels and recognizing the signs and symptoms associated with hyperglycemia, allowing for timely and appropriate interventions in treating diabetic patients.