12 results
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
ABG And BMP Normal ... 35-45 mmHg • PaO2 ... • Metabolic compensation ... MDaniyalHashmi1 #AcidBase ... Summary #Nephrology #ABG
Arterial Blood Gas (ABG) Analysis - Metabolic + Respiratory Acidosis + Alkalosis

pH ↓ pCO2 ↓ -
Arterial Blood Gas (ABG ... acidosis pH ↑ pCO2 ... Arterial #BloodGas #ABG ... Interpretation #AcidBase ... #Diagnosis #Compensation
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
O2 is inspired) PAO2 ... blood (measured on ABG ... Low SvO2 → Low PaO2 ... sepsis) - High PaO2 ... differential #diagnosis #causes
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 Compensation - Directions - If all three variables (pH, HCO2, pCO2) move in the
Acid Base Compensation ... variables (pH, HCO2, pCO2 ... Diagnosis #Nephro #AcidBase ... #Respiratory #Compensation
Acid-Base Disorders - Differential Diagnosis Algorithm
Acidemia (pH < 7.35)
 • Metabolic Acidosis (HCO3 < 24mmol/L) CO2
Respiratory Acidosis (pCO2 ... Respiratory Alkalosis (pCO2 ... < 35 mmHg) #AcidBase ... Diagnosis #Algorithm #Causes ... #Compensation
Blood Gas (ABG) Interpretation and Acid-Base Pathology
1- Does the patient have an acidosis or an alkalosis?
Blood Gas (ABG) ... - Is there any compensation ... either partial compensation ... MSc @AmyChung #AcidBase ... #ABG #Interpretation
PLACO Mnemonic - Approach to Acid-Base Disorders
P - Determine the pH
L - Labs: PCO2 & HCO3
A
pH L - Labs: PCO2 ... Anion Gap C - Compensation ... jadav_md #PLACO #AcidBase
Approach to Acid Base Disorders - Evaluation and Differential Diagnosis
1) Start with the Anion Gap (AG).
2)
the Anion Gap (AG ... Do you need an ABG ... approximates an ABG ... and ~5 mmHg to pCO2 ... the appropriate compensation
Acid-Base Disorders - Expected Compensation Equations

Metabolic Acidosis:
 • pCO2 = 1.5 x HCO3 + 8 ±
Disorders - Expected Compensation ... Acidosis: • pCO2 ... ∆ HCO3 ↓ 1 → ∆ pCO2 ... #Acid #Base #AcidBase ... #Disorders #Compensation