A 35-year-old male patient presents with a severe headache, vomiting, and altered mental status. CT scan reveals a large intraparenchymal hemorrhage with significant midline shift. As a flight nurse, what is the most immediate management priority during transport?
Ensure adequate oxygenation and ventilation
Initiate IV fluids to maintain perfusion
Monitor blood pressure and manage hypertension
Administer osmotic diuretics