11 results
Arterial Blood Gas (ABG) Analysis - Metabolic + Respiratory Acidosis + Alkalosis

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

ABG
PROS: Tells you exactly what the arterial environment looks
ABG vs VBG: Arterial ... environment looks like (pH ... , PaCO2, HCO3) CONS ... #Correlation #Comparison ... #pH #pCO2 #Diagnosis
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 ... , pH correlates ... #Versus #Comparison ... #PH #PCO2 #Studies
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
ABG And BMP Normal ... Values • pH: ... 35-45 mmHg • PaO2 ... Alkalemia: • pH ... Summary #Nephrology #ABG
Blood Gas Analysis and Interpretation
STEPS TO ANALYSIS
1. Look at PH. Alkalotic or acidotic?
Look at PH. ... - pCO2 (respiratory ... component agrees with pH ... Whichever agrees with pH ... #BloodGas #ABG #
Acid-Base Disorders - Differential Diagnosis Algorithm
Acidemia (pH < 7.35)
 • Metabolic Acidosis (HCO3 < 24mmol/L) CO2
Differential Diagnosis Algorithm ... Acidemia (pH < ... • Metabolic Acidosis ... • Respiratory Acidosis ... ) Alkalemia (pH
Approach to Acid Base Disorders - Evaluation and Differential Diagnosis
1) Start with the Anion Gap (AG).
2)
are they more acidotic ... Do you need an ABG ... approximates an ABG ... adding ~0.05 to pH ... and ~5 mmHg to pCO2
Blood Gas (ABG) Interpretation and Acid-Base Pathology
1- Does the patient have an acidosis or an alkalosis?
Blood Gas (ABG) ... Look at the pH 2 ... direction of the pH ... problem, is the pH ... AmyChung #AcidBase #ABG
Acid Base and Blood Gas Analysis
1. pH - What’s the primary disturbance?
2. pCO2 - What’s the
Gas Analysis 1. pH ... 2. pCO2 - What’s ... the pCO2? ... Respiratory Acidosis ... acidbase #workup #algorithm
#ICUCard
RENAL
GFR
90-131
mL/min
((140-age)*Wt)/(72*Cr)
Glomerular Filtration Rate (Cockcroft)
CI Cr
90-131
mL/min
(CrU * volume)/CrS
Creatinine Clearance
FENa
0.0-1.0
%
((U/P Na)/(U/P Cr))*100
Fractional Excretion of Na+
Na req
mEq
(125-Na)*0.6*Wt
Required Sodium
FE Urea
Gap ACID-BASE AG ... HCO3d-HCO3m) Metabolic Acidosis ... 9 Respiratory Acidosis ... 50mmHg (acute I pH ... on FIO2 < 50% pH