126 results
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 ... Metabolic: pH pCO2 ... Acetazolamide Causes ... MDaniyalHashmi1 #AcidBase
Arterial Blood Gas (ABG) Analysis - Metabolic + Respiratory Acidosis + Alkalosis

pH ↓ pCO2 ↓ -
+ Respiratory Acidosis ... ↓ - Metabolic acidosis ... - Respiratory acidosis ... Interpretation #AcidBase ... #Compensation #acidosis
Acid-Base Disorders - Differential Diagnosis Algorithm
Acidemia (pH < 7.35)
 • Metabolic Acidosis (HCO3 < 24mmol/L) CO2
• Metabolic Acidosis ... • Respiratory Acidosis ... (pCO2 > 40 mmHg ... < 35 mmHg) #AcidBase ... Diagnosis #Algorithm #Causes
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
O2 is inspired) PAO2 ... reaches the alveoli) PaO2 ... Low SvO2 → Low PaO2 ... sepsis) - High PaO2 ... differential #diagnosis #causes
Acid Base Compensation - Directions - If all three variables (pH, HCO2, pCO2) move in the
variables (pH, HCO2, pCO2 ... Diagnosis #Nephro #AcidBase ... #Acidosis #Alkalosis
Acid Base and Blood Gas Analysis
1. pH - What’s the primary disturbance?
2. pCO2 - What’s the
2. pCO2 - What’s ... the pCO2? ... Respiratory Acidosis ... gap metabolic acidosis ... MD @nickmmark #acidbase
#Diagnosis #Nephro #AcidBase #Disorders #Acidosis #Alkalosis #Metabolic #Respiratory #Algorithm #Curbsiders
Diagnosis #Nephro #AcidBase ... #Disorders #Acidosis
Arterial Blood Gas (ABG) Interpretation
 • AG/non-AG Metabolic Acidosis
 • AG Acidosis "Delta/Delta"
 • Metabolic Alkalosis
non-AG Metabolic Acidosis ... • AG Acidosis ... • Respiratory Acidosis ... Interpretation #diagnosis #acidbase ... #acidosis #alkalosis
Acid-Base Disorders - Differential Diagnosis Framework

 • Respiratory Acidosis
 • Respiratory Alkalosis
 • Metabolic Acidosis
 •
• Respiratory Acidosis ... • Metabolic Acidosis ... Kfischer_10 #AcidBase ... differential #diagnosis #acidosis
Blood Gas (ABG) Interpretation and Acid-Base Pathology
1- Does the patient have an acidosis or an alkalosis?
patient have an acidosis ... concomitant respiratory acidosis ... is a metabolic acidosis ... MSc @AmyChung #AcidBase ... Respiratory #Metabolic #Acidosis