7 results
Fractional Excretion of Sodium - FENa
Fractional Excretion of Sodium (FENa) = (Urine Na+ x Serum Cr)
Fractional Excretion ... = (Urine Na+ x Serum ... Cr) / (Serum Na ... #Sodium #nephrology ... #calculation #diagnosis
Fractional Excretion of Urea - FEurea
Fractional Excretion of Urea (FEurea) = (Urine Urea x Serum Cr)
Fractional Excretion ... (Urine Urea x Serum ... Cr) / (Serum Urea ... #Urea #FEUrea #nephrology ... #calculation #diagnosis
Table 1. Equations for estimated glomerular filtration rate (eGFR) in adults based on serum creatinine concentration*.
#Diagnosis
adults based on serum ... #Diagnosis #Nephrology ... EGFR #Equations #Calculation ... Formulas #Creatinine #Clearance
To improve the usefulness of the serum creatinine concentration as a marker of kidney function, prediction
usefulness of the serum ... in addition to serum ... assistant medical calculation ... #Diagnosis #Nephrology ... Formulas #Creatinine #Clearance
Hypochloremia - Differential Diagnosis Algorithm

Cause - Decreased Intake:
 • Low salt in diet
 • Exclusive D5W
- Differential Diagnosis ... gastrointestinal osmotic gradient ... #Differential #Diagnosis ... #Algorithm #Pathophysiology ... #Nephrology #Chloride
IgA Vasculitis – Henoch Scholein Purpura: Pathogenesis and Clinical Findings

 - Infectious Agents - 50% have
IgA1 -> Decr IgA serum ... clearance -> adhesion ... complexes - Secretion ... HenochScholeinPurpura #Pathophysiology ... #Diagnosis #Signs
#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
CrS Creatinine Clearance ... 100 Fractional Excretion ... 100 Fractional Excretion ... НСО3) Anion Gap (Serum ... MediCalc® 7 Medical Calculator