What is the initial action when treating a case of suspected DKA?

In cases of suspected Diabetic Ketoacidosis (DKA), the first step in treatment is to assess the patient's airway, breathing, and circulation before providing any fluids or insulin. This assessment is crucial as DKA can lead to severe dehydration, electrolyte imbalance, and respiratory distress, which may compromise the patient's airway or lead to inadequate circulation.

By ensuring that the patient's airway is open and they are breathing adequately, healthcare providers create a safe environment for further treatment. After stabilizing these vital signs, the next steps typically involve administering intravenous fluids and insulin to correct the metabolic state caused by DKA. The initial focus on airway, breathing, and circulation addresses potentially life-threatening conditions that need immediate attention, ensuring that the patient is stable enough to receive subsequent treatments effectively.

Other options, such as administering oral medications or giving high-sugar snacks, are inappropriate in this scenario. DKA is characterized by very high blood sugar levels, so sugary snacks would further exacerbate the condition. Checking blood pressure alone does not provide a comprehensive view of a patient's respiratory and circulatory status and is not sufficient without evaluating airway and breathing. Therefore, assessing airway, breathing, and circulation is the most critical first step in managing suspected DKA.