177 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 ... #EBM #Diagnosis ... Comparison #PH #PCO2
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 ... Comparison #pH #pCO2 ... #Diagnosis #Differences
Arterial Blood Gas (ABG) Analysis - Metabolic + Respiratory Acidosis + Alkalosis

pH ↓ pCO2 ↓ -
Arterial Blood Gas (ABG ... Alkalosis pH ↓ pCO2 ... acidosis pH ↑ pCO2 ... Arterial #BloodGas #ABG ... Interpretation #AcidBase #Diagnosis
Capnography
Measurement of exhaled carbon dioxide can be used to confirm ETT placement, for safer procedural sedation,
monitor cardiac & pulmonary ... • PvCO2 - Mixed ... on an ABG) The ... waveforms #patterns #diagnosis ... #pulmonary #ETCO2
Acid-Base Disorders - Differential Diagnosis Algorithm
Acidemia (pH < 7.35)
 • Metabolic Acidosis (HCO3 < 24mmol/L) CO2
- Differential Diagnosis ... Algorithm Acidemia ... Respiratory Acidosis (pCO2 ... #Differential #Diagnosis ... #Algorithm #Causes
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Intracardiac, Pulmonary ... V/Q Mismatch: Pulmonary ... , Atelectasis, Pulmonary ... Diffusion Defect: Pulmonary ... #differential #diagnosis
Simple flowchart guide to interpreting arterial blood gases (ABGs). 

#abg #bloodgas #interpretation #algorithm #diagnosis
arterial blood gases (ABGs ... #abg #bloodgas # ... interpretation #algorithm ... #diagnosis
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
ABG And BMP Normal ... Metabolic: pH pCO2 ... - Differential Diagnosis ... Classically” noted with pulmonary ... Summary #Nephrology #ABG
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
type of hypoxia) PIO2 ... O2 is inspired) PAO2 ... blood (measured on ABG ... Hypoxemia #summary #pulmonary ... #differential #diagnosis
Approach to Acid Base Disorders - Evaluation and Differential Diagnosis
1) Start with the Anion Gap (AG).
2)
and Differential Diagnosis ... approximates an ABG ... and ~5 mmHg to pCO2 ... Differential Diagnosis ... #Differential #Diagnosis