13 results
To improve the usefulness of the serum creatinine concentration as a marker of kidney function, prediction
usefulness of the serum creatinine ... commonly used formulas ... assistant medical calculation ... Neither formula ... #Calculation #Formulas
Correction formulas for Hypernatremia and Hyponatremia
#Management #Nephro #Hyponatremia #Hypernatremia #Correction #FreeWaterDeficit #Formulas #Androgue #Calculation
Correction formulas ... Hypernatremia #Correction ... FreeWaterDeficit #Formulas ... #Androgue #Calculation
Table 1. Equations for estimated glomerular filtration rate (eGFR) in adults based on serum creatinine concentration*.
#Diagnosis
Equations for estimated ... based on serum creatinine ... CockcroftGault #EGFR #Equations ... #Calculation #Formulas ... #Creatinine #Clearance
Diagnostic algorithm for the workup of hypercalcemia. The diagnostic workup for patients presenting with hypercalcemia rests
Diagnostic algorithm ... Urine calcium-creatinine ... 24-hour urine collection ... note, at calcium-creatinine ... #Differential #Algorithm
Formula for Corrected Calcium in Hypoalbuminemia

Corrected Ca = Measured Ca2 + 0.8 x (4.0 - Albumin)

Example:
Formula for Corrected ... Hypoalbuminemia #formula ... #correction #diagnosis ... #calculation #albumin
Algorithm - Approach to the differential diagnosis of the patient presenting with overt glomerular proteinuria. CMV
Algorithm - Approach ... 1.0 g/ days in a collection ... complete 24-hour collection ... based on its creatinine ... #Algorithm #differential
Right Heart Catheterization - Pulmonary Artery Pressures and Calculations
PULMONARY VASCULAR RESISTANCE = (meanPAP-PCWP) / CO
 •
Pressures and Calculations ... have shown good correlation ... RHC #PACatheter #calculations ... #pressures #equations
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
perfect positive correlation ... perfect negative correlation ... , 0 = no correlation ... Biostatistics #formulas ... #calculations #
Hypokalemia Diagnostic Algorithm
To assess potassium excretion: perform 24-hour urine collection or alternatively obtain potassium-to-creatinine ratio on
Hypokalemia Diagnostic Algorithm ... 24-hour urine collection ... obtain potassium-to-creatinine ... Hypokalemia #Diagnosis #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
* volume)/CrS Creatinine ... BUN/Cr S BUN / Creatinine ... - Hasselbalch Equation ... HCO3 Acid base Equation ... MediCalc® 7 Medical Calculator