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

BOTTOM LINE: VBG is less painful, more easily obtained
VBG vs ABG BOTTOM ... very well, and PvCO2 ... #EBM #Diagnosis ... #ABG #VBG #Differences ... 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,
PvCO2 - Mixed ... venous CO2 • ... PaCO2 - Arterial ... on an ABG) The ... waveforms #patterns #diagnosis
Approach to Acid Base Disorders - Evaluation and Differential Diagnosis
1) Start with the Anion Gap (AG).
2)
and Differential Diagnosis ... and ~5 mmHg to pCO2 ... Differential Diagnosis ... Disorders #Evaluation #workup ... #Differential #Diagnosis
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
35-45 mmHg • PaO2 ... Metabolic: pH pCO2 ... - Differential Diagnosis ... Interpretation #Diagnosis ... Summary #Nephrology #ABG
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 ... need to do more work ... AmyChung #AcidBase #ABG ... Acidosis #Alkalosis #Diagnosis
Acid Base and Blood Gas Analysis
1. pH - What’s the primary disturbance?
2. pCO2 - What’s the
2. pCO2 - What’s ... the pCO2? ... Medications, Central, ↑ CO2 ... nickmmark #acidbase #workup ... #algorithm #diagnosis
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 ... Low SvO2 → Low PaO2 ... #differential #diagnosis
Approach to Selecting Respiratory Support:
-The role of noninvasive respiratory support is generally to reduce the patient's
the patient's work ... normalize the ABG ... than monitoring ABG ... the patient's diagnosis ... to “blow off” CO2