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

BOTTOM LINE: VBG is less painful, more easily obtained
obtained than ABG, pH ... sensitivity & 100% NPV ... Differences #Versus #Comparison ... #PH #PCO2 #Studies
Crystalloid pH, Contents and Costs Compared
Plasma	pH 7.4
Normal Saline	pH 5.5*	
Ringer’s Lactate pH 6.5	
Plasmalyte A pH 6.5	
Coca-cola pH
Crystalloid pH, ... Compared Plasma pH ... Normal Saline pH ... Plasmalyte A pH ... #Contents #Comparison
ABG vs VBG: Arterial vs Venous Blood Gases

ABG
PROS: Tells you exactly what the arterial environment looks
environment looks like (pH ... #Correlation #Comparison ... #pH #pCO2 #Diagnosis
IV Fluids - Comparison Table
Fluid - pH - Osm - Na - Cl - Other
 •
IV Fluids - Comparison ... Table Fluid - pH ... #Fluids #IVF #Comparison
Lactated Ringers (LR) vs Normal Saline (NS) - Comparison

Composition of LR:
 • Sodium 130 mEq/L
 •
273 mOsmol/L • pH ... 308 mOsmol/L • pH ... Ringers (LR) • pH ... clotting • Higher pH ... • pH 4 to 7.5
Renal tubular acidosis (RTA): refers to a group of conditions all of which cause the same
Features #Table #Comparison ... #PH
Urine Microscopy Crystals
Uric Acid crystals:
 - Formation promoted by acidic urine
 - Seen in tumor lysis
independent of urine pH ... independent of urine pH ... Microscopy #Crystals #comparison
Bedside Classification of Shock

Hypovolemic shock 

- Vomiting, diarrhea, overdiuresis 

- Hemorrhage (GI, peritoneal, RP) 

Distributive shock
decompensated chronic PH ... #Cardiogenic #Comparison
Characteristics of Commonly Used Phosphate Binders 
Aluminum 
 - Potent and effective 
 - Useful for
effective over wide pH ... effective over wide pH ... Binders #Table #Comparison
In the hospital: minimal improvement with abx for CAP. Lung US to the rescue. Diagnostic thora;
Diagnostic thora; pus, pH ... IMUS_Spokane #Clinical #POCUS