6 results
Fractional Excretion of Sodium - FENa
Fractional Excretion of Sodium (FENa) = (Urine Na+ x Serum Cr)
of Sodium - FENa ... = (Urine Na+ x Serum ... Cr) / (Serum Na ... #Sodium #nephrology ... #calculation #diagnosis
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential Diagnosis ... Urea/uric acid excretion ... water retention 1) Serum ... 4) Serum Uric Acid ... #Algorithm #nephrology
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
Gitelman Syndrome Pathophysiology
Gitelman Syndrome is a rare autosomal recessive salt-losing tubulopathy with a prevalence of 1-
Gitelman Syndrome Pathophysiology ... thiazide-sensitive sodium-chloride ... ↑ K+ and ↑ H+ secretion ... Gitelman #Syndrome #Pathophysiology ... #nephrology #diagnosis
Ascites - Diagnosis and Management Summary
Paracentesis studies: cell count + differential, albumin, protein, culture
 • Serum-ascites-albumin-gradient
Ascites - Diagnosis ... protein, culture • Serum-ascites-albumin-gradient ... (SAAG): > 1.1 g ... cardiac ascites 1) Sodium ... Summary #Hepatology #SAAG
#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
100 Fractional Excretion ... 0.6*Wt Required Sodium ... 100 Fractional Excretion ... НСО3) Anion Gap (Serum ... MediCalc® 7 Medical Calculator