34 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 ... or restrictive lung ... MDaniyalHashmi1 #AcidBase ... Summary #Nephrology #ABG
Arterial Blood Gas (ABG) Analysis - Metabolic + Respiratory Acidosis + Alkalosis

pH ↓ pCO2 ↓ -
Arterial Blood Gas (ABG ... ↓ - Respiratory ... ↑ - Respiratory ... Arterial #BloodGas #ABG ... Interpretation #AcidBase
Arterial Blood Gas (ABG) Interpretation
 • AG/non-AG Metabolic Acidosis
 • AG Acidosis "Delta/Delta"
 • Metabolic Alkalosis
Arterial Blood Gas (ABG ... Alkalosis • Respiratory ... Acidosis • Respiratory ... Arterial #BloodGas #ABG ... Interpretation #diagnosis #acidbase
Blood Gas (ABG) Interpretation and Acid-Base Pathology
1- Does the patient have an acidosis or an alkalosis?
Blood Gas (ABG) ... Look at the pCO2 ... the change in pCO2 ... MSc @AmyChung #AcidBase ... #ABG #Interpretation
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
A-a gradient = PAO2 ... - PaO2 A-a gradient ... Hypoventilation: CNS of Respiratory ... Embolism, Obstructive Lung ... , Interstitial Lung
Acid Base Compensation - Directions - If all three variables (pH, HCO2, pCO2) move in the
variables (pH, HCO2, pCO2 ... it is a primary respiratory ... Diagnosis #Nephro #AcidBase ... Alkalosis #Metabolic #Respiratory
Acid-Base Balance & ABG Normal Ranges Visualization #AcidBase #ABG #Medicine #Physiology #CriticalCare
Base Excess BE -2 to
Acid-Base Balance & ABG ... Visualization #AcidBase ... #ABG #Medicine ... metabolic acidosis), paCO2 ... HCO3+Cl) 10-18 paO2
Acid-Base Balance & ABG Normal Ranges Visualization #AcidBase #ABG #Medicine #Physiology #CriticalCare
Base Excess BE -2 to
Acid-Base Balance & ABG ... Visualization #AcidBase ... #ABG #Medicine ... metabolic acidosis), paCO2 ... HCO3+Cl) 10-18 paO2
Acid-Base Disorders - Differential Diagnosis Algorithm
Acidemia (pH < 7.35)
 • Metabolic Acidosis (HCO3 < 24mmol/L) CO2
HCO3 12:10 • Respiratory ... Acidosis (pCO2 ... HCO3 7:10 • Respiratory ... Alkalosis (pCO2 ... < 35 mmHg) #AcidBase
Approach to Acid Base Disorders - Evaluation and Differential Diagnosis
1) Start with the Anion Gap (AG).
2)
Do you need an ABG ... and ~5 mmHg to pCO2 ... retention • Respiratory ... depression, Obstructive Lung ... Ventilation • Respiratory