Q3.A young male is brought to the emergency dept after having been submerged for a prolonged period of time at a nearby pond.CPR was performed at the scene.The patient is being ventilated by a mask and bag upon arrival in the emergency dept.A brief examination reveals that the patient has no obvious sites of trauma and is conscious but not communicative.His BP is 90/60,pulse 120, temp 36 degree C and RR 30.Cardiac rhythm reveals sinus tachycardia.Pulse oximetry reveals O2 saturation of 83 percent.Which of the following is best method to reverse the patient's apparent hypoxemia?
A. Administration of sodium bicarbonate.
B. Administration of acetazolamide
C. Administration of supplemental oxygen
D. Application of continuous positive airway pressure and administration of supplemental oxygen
E. Administration of supplemental oxygen and endotracheal suction to remove aspirated fluid
Answer and explanation