51 results
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Acid Base Disorders ... 35-45 mmHg • PaO2 ... Metabolic: pH pCO2 ... MDaniyalHashmi1 #AcidBase ... bloodgas #Acid #Base
Arterial Blood Gas (ABG) Analysis - Metabolic + Respiratory Acidosis + Alkalosis

pH ↓ pCO2 ↓ -
Arterial Blood Gas (ABG ... + Respiratory Acidosis ... pH ↑ pCO2 ↑ - ... Arterial #BloodGas #ABG ... Interpretation #AcidBase
Acid-Base Disorders - Differential Diagnosis Algorithm
Acidemia (pH < 7.35)
 • Metabolic Acidosis (HCO3 < 24mmol/L) CO2
Acid-Base Disorders ... • Metabolic Acidosis ... (pCO2 > 40 mmHg ... < 35 mmHg) #AcidBase ... Diagnosis #Algorithm #Causes
Acid Base Compensation - Directions - If all three variables (pH, HCO2, pCO2) move in the
Acid Base Compensation ... variables (pH, HCO2 ... , pCO2) move in ... Diagnosis #Nephro #AcidBase ... #Acidosis #Alkalosis
Arterial Blood Gas (ABG) Interpretation
 • AG/non-AG Metabolic Acidosis
 • AG Acidosis "Delta/Delta"
 • Metabolic Alkalosis
AcidosisAG ... Acidosis "Delta ... • Respiratory Acidosis ... Interpretation #diagnosis #acidbase ... #acidosis #alkalosis
Approach to Acid Base Disorders - Evaluation and Differential Diagnosis
1) Start with the Anion Gap (AG).
2)
Approach to Acid Base ... than expected based ... Do you need an ABG ... an ABG by adding ... and ~5 mmHg to pCO2
Acid-Base Balance & ABG Normal Ranges Visualization #AcidBase #ABG #Medicine #Physiology #CriticalCare
Base Excess BE -2 to
Acid-Base Balance ... & ABG Normal Ranges ... Visualization #AcidBase ... #ABG #Medicine ... 2 (4=metabolic acidosis
Acid-Base Balance & ABG Normal Ranges Visualization #AcidBase #ABG #Medicine #Physiology #CriticalCare
Base Excess BE -2 to
Acid-Base Balance ... & ABG Normal Ranges ... Visualization #AcidBase ... #ABG #Medicine ... 2 (4=metabolic acidosis
ABG vs VBG: Arterial vs Venous Blood Gases

ABG
PROS: Tells you exactly what the arterial environment looks
ABG vs VBG: Arterial ... vs Venous Blood Gases ... ABG PROS: Tells ... looks like (pH, PaCO2 ... Comparison #pH #pCO2
Acid Base and Blood Gas Analysis
1. pH - What’s the primary disturbance?
2. pCO2 - What’s the
Acid Base and Blood ... 2. pCO2 - What’s ... the pCO2? ... Medications, Central, ↑ CO2 ... MD @nickmmark #acidbase