<unk>  can be acute or chronic. * In acute<unk> , the PaCO2 is elevated above the upper limit of the reference range (over 6.3 kPa or 45 mm Hg) with an accompanying acidemia (pH 2 is elevated above the upper limit of the reference range, with a normal blood pH (7.35 to 7.45) or near-normal pH secondary to renal compensation and an elevated serum bicarbonate (HCO3− >30 mEq/L).
Respiratory acidosis
Respiratory alkalosis
Metabolic acidosis
Metabolic alkalosis
Acidosis
Hypercapnia
Contraction alkalosis
Normal anion gap acidosis