21 results
Acid-Base Disorders - Differential Diagnosis Algorithm
Acidemia (pH < 7.35)
 • Metabolic Acidosis (HCO3 < 24mmol/L) CO2
pH < 7.35) • Metabolic ... Respiratory Acidosis (pCO2 ... pH > 7.45) • Metabolic ... Respiratory Alkalosis (pCO2 ... < 35 mmHg) #AcidBase
Acid Base Compensation - Directions - If all three variables (pH, HCO2, pCO2) move in the
variables (pH, HCO2 ... , pCO2) move in ... Diagnosis #Nephro #AcidBase ... Acidosis #Alkalosis #Metabolic
Arterial Blood Gas (ABG) Analysis - Metabolic + Respiratory Acidosis + Alkalosis

pH ↓ pCO2 ↓ -
ABG) Analysis - Metabolic ... ↓ - Metabolic acidosis ... pH ↑ pCO2 ↑ - ... Metabolic alkalosis ... Interpretation #AcidBase
Acid Base and Blood Gas Analysis
1. pH - What’s the primary disturbance?
2. pCO2 - What’s the
2. pCO2 - What’s ... the pCO2? ... Medications, Central, ↑ CO2 ... MD @nickmmark #acidbase ... #workup #algorithm
Blood Gas (ABG) Interpretation and Acid-Base Pathology
1- Does the patient have an acidosis or an alkalosis?
Look at the pCO2 ... Equal (If pCO2 ... the change in pCO2 ... need to do more work ... MSc @AmyChung #AcidBase
Acid Base Disorders - Formulas for appropriate metabolic and respiratory compensation

- Dr Amith Sreedharan - Consultant
for appropriate metabolic ... Sreedharan - Consultant Critical ... #Respiratory #Metabolic ... Diagnosis #Nephrology #AcidBase
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
7.35-7.45 • PaCO2 ... 35-45 mmHg • PaO2 ... : pH pCO2 ↓ ... ↑ ↑ Metabolic ... MDaniyalHashmi1 #AcidBase
Acid-Base Disorders - Expected Compensation Equations

Metabolic Acidosis:
 • pCO2 = 1.5 x HCO3 + 8 ±
Compensation Equations Metabolic ... Acidosis: • pCO2 ... ↓ 1.2 Metabolic ... #Acid #Base #AcidBase ... #Compensation #Metabolic
Causes of Approach to Altered Level of Consciousness - Workup
Clinical Exam - Focal
 • Trauma
 •
Consciousness - Workup ... Clinical Exam ... Imaging Section Clinical ... Sections Bloodwork - Metabolic ... Bloodwork - No Metabolic
Approach to Acid Base Disorders - Evaluation and Differential Diagnosis
1) Start with the Anion Gap (AG).
2)
and ~5 mmHg to pCO2 ... • Anion Gap Metabolic ... Non-Anion Gap Metabolic ... Bicarb shift • Metabolic ... Disorders #Evaluation #workup