1802 results
Hypo-osmolar Hypotonic HypoNatremia Algorithm (Serum Na+ < 135 meq/L, serum Osm < 275 mosm/kg)
Assess Volume Status,
HypoNatremia Algorithm (Serum ... + < 135 meq/L, serum ... Algorithm #Diagnosis #Nephrology
Differentiation Between Nephrotic Syndrome and Nephritic Syndrome 
== Nephrotic Syndrome ==
Onset - Insidious 
Edema - ++++
Blood
casts - Absent Serum ... casts - Present Serum ... edgarvlermamd - Nephrology ... Comparison #Table #Nephrology
Fractional Excretion of Sodium - FENa
Fractional Excretion of Sodium (FENa) = (Urine Na+ x Serum Cr)
= (Urine Na+ x Serum ... Cr) / (Serum Na ... Excretion #Sodium #nephrology
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
water retention 1) Serum ... Urine Sodium 4) Serum ... Diagnosis #Algorithm #nephrology
Volume Based Approach to Hyponatremia
Hypovolemic, Serum uric acid >4
 • Urine Na <20: Extra-renal losses
 •
Hyponatremia Hypovolemic, Serum ... wasting Euvolemic, Serum ... Hypervolemic, Serum ... #sodium #low #nephrology
Approach to Hypomagnesemia 

Fractional excretion of magnesium = (urine magnesium x serum creatinine)/ [0.7 (serum magnesium
urine magnesium x serum ... creatinine)/ [0.7 (serum ... diagnosis #causes #nephrology
Renal Tubular Acidosis - Differential Diagnosis Algorithm
Decreased Serum K, Urine pH < 5.5 - Proximal RTA
Decreased
Algorithm Decreased Serum ... RTA Decreased Serum ... RTA Increased Serum ... Diagnosis #Algorithm #nephrology
Hyponatremia Differential Diagnosis Table

 • Step 1: Correct for hyperglycemia. Corrected Na = [(glucose - 100)/
repeat BMP • Serum ... Diagnosis #Table #nephrology
Distribution of Magnesium in the Body
66% in Bones
33% in Muscles
1% in Serum
 • 60-70% Free (ionized)
Muscles 1% in Serum ... Distribution #Mg #nephrology
True Hyponatremia Differential Algorithm

Instead (or in addition) of volume status examination, check urine sodium and serum
urine sodium and serum ... Algorithm #Diagnosis #Nephrology