8 results
To improve the usefulness of the serum creatinine concentration as a marker of kidney function, prediction
commonly used formulas ... is easy to use ... assistant medical calculation ... Neither formula ... #Calculation #Formulas
Positive Predictive Value Calculation - Probability that someone with a positive test actually has the disease

Positive
Predictive Value Calculation ... test actually has ... PositivePredictiveValue #PPV ... #Epidemiology #Equations ... #calculations #
Sensitivity is the proportion of truly diseased persons in the screened population who are identified as
are identified as ... question, so it has ... NegativePredictiveValue #Calculation ... #Table #PPV #NPV ... #Formulas #Statistics
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
PPV: proportion ... prevalence is low, then PPV ... specificity -> higher PPV ... Biostatistics #formulas ... #calculations #
Right Heart Catheterization - Pulmonary Artery Pressures and Calculations
PULMONARY VASCULAR RESISTANCE = (meanPAP-PCWP) / CO
 •
Pressures and Calculations ... (TD) • TD is EASY ... have shown good correlation ... RHC #PACatheter #calculations ... #pressures #equations
Fluid Responsiveness and Fluid Tolerance Testing - OnePager Summary
Fluid resuscitation can be beneficial when required or
Pressure Variation (PPV ... pulse pressure (PPV ... using proprietary formulas ... : Measures CVP as ... to the central circulation
Hemoglobin A1c (glycated hemoglobin) reflects the average blood glucose concentration over the course of the RBC
The equation to ... follows: eAG ... LDL and inverse correlation ... lifespan of RBCs in circulation ... glycatedproteins #eAS
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
↓

→
↑
RV
ICU-card «ICU, Formulas ... BV 3-5.1 L PV ... Arterial Pressure PP ... Q-T interval correction ... values units equation