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

BOTTOM LINE: VBG is less painful, more easily obtained
obtained than ABG, pH ... Diagnosis #ABG #VBG #Differences ... #Versus #Comparison ... #PH #PCO2 #Studies ... #Conversion #Correlation
ABG vs VBG: Arterial vs Venous Blood Gases

ABG
PROS: Tells you exactly what the arterial environment looks
environment looks like (pH ... VBG #Laboratory #Correlation ... #Comparison #pH ... pCO2 #Diagnosis #Differences
Renal Replacement Therapy (RRT) - ICU One Pager Summary
Indications (AIEOU):
 • A: Acidosis (usually severe metabolic)
uremia, lytes, pH ... uremia, lytes, pH ... dialysate flow (both convection ... fluid removal and correction ... of electrolyte/pH
Right Heart Catheterization - Pulmonary Artery Pressures and Calculations
PULMONARY VASCULAR RESISTANCE = (meanPAP-PCWP) / CO
 •
differentiating subtypes of PH ... • PH (mean PAP ... Reflects the pressure difference ... have shown good correlation
Renal Replacement Therapy (RRT) Modalities

RRT Modalities in the ICU:
 • IHD (Intermittent HD):  3-5 hr
does not correct pH ... uremia, lytes, pH ... uremia, lytes, pH ... dialysate flow (both convection ... fluid removal and correction
Perform computations online at:
ScyMed.com
6th ED
ICU-card
«ICU, Formulas & Drugs»
HEMODYNAMIC PATTERNS
Condition
SAP
CVP

PAP PCWP

CO C(a-v)02 PVR

SVR
Hypovolemic shock
↓
↓
↓
↓
↓
↑
↑
↑
Cardiogenic shock
↓
1
↑
1

1
↑

Septic shock
↓
↓
↓
↓
↑
↓
↓
↓
Cardiac Tamponade
.
↑
↑
1
↓

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↑
RV
ICU-card «ICU, Formulas ... Q-T interval correction ... units equation CONVERSION ... Oxygen Content Difference