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Heart Pressures - Reference Cheat Sheet
Formula Review Guide for Heart pressure American Society of Echocardiography
Reference Cheat Sheet Formula ... Atrial Pressure (RAP ... Artery Pressure (mPAP ... Atrial Pressure (LAP ... Cardiac #Pressures #Formulas
To improve the usefulness of the serum creatinine concentration as a marker of kidney function, prediction
predict GFR, these formulas ... commonly used formulas ... are shown in Table ... Neither formula ... #Calculation #Formulas
Sensitivity is the proportion of truly diseased persons in the screened population who are identified as
Sensitivity is the proportion ... implies being able ... Specificity is the proportion ... #Calculation #Table ... #PPV #NPV #Formulas
Mean Arterial Pressure (MAP)

Mean Arterial Pressure is the average arterial pressure throughout one cycle, systole and
Arterial Pressure (MAP ... hemodynamic factor, MAP ... to estimate the MAP ... the following formula ... : MAP = Diastolic
Mean arterial pressure (MAP)

A common method used to estimate the MAP is the following formula:
* MAP
arterial pressure (MAP ... to estimate the MAP ... the following formula ... : * MAP = DP + ... blood will not be able
To get the most out of the sediment examination it is important to approach it in
clinical scenario and formulate ... compartments (Table ... information and formulate ... #Differential #Table
QT/QTc- Interval
•	Start of Q-wave to end of the T-wave (time of ventricular depolarization + repolarization).
•	Life threatening
QT/QTc interval may ... QTc: • Bazett formula ... • Fridericia formula ... • Rautaharju formula
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
interval is inversely proportional ... rate • Bazett formula ... QTc correction formulas
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
– screening): proportion ... confirmatory): proportion ... PPV: proportion ... NPV: proportion ... Biostatistics #formulas
Approach to Acid Base Disorders - Evaluation and Differential Diagnosis
1) Start with the Anion Gap (AG).
2)
with the Anion Gap ... done by using formulas ... Diagnosis: • Anion Gap ... • Non-Anion Gap