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Acid Base Disorders - Formulas for appropriate metabolic and respiratory compensation

- Dr Amith Sreedharan - Consultant
Base Disorders - Formulas ... #Acidosis #Alkalosis ... #Compensation # ... Formula #Winters ... Diagnosis #Nephrology #AcidBase
Acid-Base Disorders - Differential Diagnosis Algorithm
Acidemia (pH < 7.35)
 • Metabolic Acidosis (HCO3 < 24mmol/L) CO2
pH < 7.35) • Metabolic ... Acidosis (HCO3 ... • Respiratory Acidosis ... < 35 mmHg) #AcidBase ... #Causes #Compensation
Prediction of Compensatory Responses on Simple Acid-Base Disturbances

#acidbase #compensation #metabolic #respiratory #diagnosis #calculations #formulas #acidosis #alkalosis
Disturbances #acidbase ... #compensation # ... metabolic #respiratory ... #calculations #formulas ... #acidosis #alkalosis
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Alkalosis Step 3 - Compensation ... compensation ... • Respiratory compensation ... Metabolic acidosis ... MDaniyalHashmi1 #AcidBase
Acid-Base Disorders - Expected Compensation Equations

Metabolic Acidosis:
 • pCO2 = 1.5 x HCO3 + 8 ±
Disorders - Expected Compensation ... Acidosis: • pCO2 ... ± 2 (Winter’s formula ... #Acid #Base #AcidBase ... #Disorders #Compensation
Renal tubular acidosis (RTA): refers to a group of conditions all of which cause the same
Renal tubular acidosis ... end result: a metabolic ... acidosis that has ... RenalTubularAcidosis #Features #Table ... #Comparison #PH
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... Differential Diagnosis Algorithm ... Artery Disease • Stable ... Hyperthyroidism • Metabolic ... Acidosis #Chronic