12 results
What's in a Blood Gas? VBG vs ABG

BOTTOM LINE: VBG is less painful, more easily obtained
VBG vs ABG BOTTOM ... obtained than ABG ... very well, and PvCO2 ... #Versus #Comparison ... #PH #PCO2 #Studies
Arterial Blood Gas (ABG) Analysis - Metabolic + Respiratory Acidosis + Alkalosis

pH ↓ pCO2 ↓ -
Arterial Blood Gas (ABG ... pH ↓ pCO2 ↓ ... pH ↑ pCO2 ↓ - ... pH ↓ pCO2 ↑ - ... Arterial #BloodGas #ABG
ABG vs VBG: Arterial vs Venous Blood Gases

ABG
PROS: Tells you exactly what the arterial environment looks
ABG vs VBG: Arterial ... Blood Gases ABG ... looks like (pH, PaCO2 ... #Correlation #Comparison ... #pH #pCO2 #Diagnosis
Acid-Base Disorders - Differential Diagnosis Algorithm
Acidemia (pH < 7.35)
 • Metabolic Acidosis (HCO3 < 24mmol/L) CO2
Differential Diagnosis Algorithm ... • Metabolic Alkalosis ... • Respiratory Alkalosis ... (pCO2 < 35 mmHg ... Differential #Diagnosis #Algorithm
Blood Gas Analysis and Interpretation
STEPS TO ANALYSIS
1. Look at PH. Alkalotic or acidotic?
Alkalotic or acidotic ... - If alkalotic, ... - pCO2 (respiratory ... #BloodGas #ABG # ... VBG #Analysis #Interpretation
Approach to Acid Base Disorders - Evaluation and Differential Diagnosis
1) Start with the Anion Gap (AG).
2)
more acidotic or alkalotic ... approximates an ABG ... and ~5 mmHg to pCO2 ... • Metabolic Alkalosis ... • Respiratory Alkalosis
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 ... ↑ ↑ Metabolic alkalosis ... Summary #Nephrology #ABG
Acid Base and Blood Gas Analysis
1. pH - What’s the primary disturbance?
2. pCO2 - What’s the
2. pCO2 - What’s ... the pCO2? ... production Respiratory alkalosis ... - Contraction alkalosis ... acidbase #workup #algorithm
Blood Gas (ABG) Interpretation and Acid-Base Pathology
1- Does the patient have an acidosis or an alkalosis?
Blood Gas (ABG) ... acidosis or an alkalosis ... concomitant respiratory alkalosis ... AmyChung #AcidBase #ABG ... Metabolic #Acidosis #Alkalosis
Approach to Selecting Respiratory Support:
-The role of noninvasive respiratory support is generally to reduce the patient's
normalize the ABG ... than monitoring ABG ... failure), not the ABG ... to “blow off” CO2 ... RespiratorySupport #Selection #Algorithm