what is the westermark sign or the hampton hump sign associaed with ?
pulmonary embolism
prior to procedures requiring endotracheal intubation, what should patients with a history of asthma be given to reduce postop complications?
inhaled rapid-acting beta agonist before surgery
what are the normals for pH, HCO3, and PCO2
pH - 7.35-7.45
HCO3 - 22-26
PCO2 - 35-45
Is atelectasis a transudative or exudative process
transudative