Chapter 048. Acidosis and Alkalosis (Part 2)

Table 48-1 Prediction of Compensatory Responses on Simple AcidBase Disturbances and Pattern of Changes Range of Values Disorder Prediction Compensation of pH HCO3– PaCO2 Metabolic PaCO2= (1.5 x Low Low Low acidosis HCO3-) + 8 ± 2 or PaCO2 will 1.25 mmHg per mmol/L in [HCO3-] or PaCO2 = [HCO3] + 15 Metabolic alkalosis PaCO2 will 0.75 mmHg per mmol/L in [HCO3-] High High High or PaCO2 will 6 mmHg per 10 mmol/L in [HCO3-] or PaCO2= [HCO3-] + 15 Respiratory alkalosis High Low Low Acute 0.2 [HCO3-] mmol/L will per mmHg in PaCO2 Chronic 0.4 [HCO3-] mmol/L will per mmHg in PaCO2 Respiratory acidosis Low High High Acute 0.1 [HCO3-] mmol/L will per mmHg in PaCO2 Chronic 0.4 [HCO3-] mmol/L ...