21 results
General approach to AKI - Checklist

Urine electrolytes & FENa - Previously, it was believed that urine
approach to AKI - Checklist ... sodium excretion ... fractional excretion of sodium ... PulmCrit #AKI #Checklist ... AcuteKidneyInjury #Nephrology
True Hyponatremia Differential Algorithm

Instead (or in addition) of volume status examination, check urine sodium and serum
sodium and serum ... uric acid: - Urine ... sodium low, uric ... sodium high and ... Algorithm #Diagnosis #Nephrology
Fractional Excretion of Sodium - FENa
Fractional Excretion of Sodium (FENa) = (Urine Na+ x Serum Cr)
Fractional Excretion of Sodium ... Fractional Excretion of Sodium ... (FENa) = (Urine ... / (Serum Na+ x Urine ... #nephrology #calculation
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Osmolarity 2) Urine ... Osmolarity 3) Urine ... Sodium 4) Serum ... Diagnosis #Algorithm #nephrology ... #sodium #low #uricacid
GHOST CAP - Neuro ICU Checklist Mnemonic
G - Glycemia
H - Hemoglobin
O - Oxygen
S - Sodium
T -
CAP - Neuro ICU Checklist ... - Oxygen S - Sodium ... GHOSTCAP #NeuroICU #neurology ... #Checklist #Mnemonic
Volume Based Approach to Hyponatremia
Hypovolemic, Serum uric acid >4
 • Urine Na <20: Extra-renal losses
 •
uric acid >4 • Urine ... Extra-renal losses • Urine ... uric acid >4 • Urine ... algorithm #diagnosis #sodium ... #low #nephrology
Hyponatremia Differential Diagnosis Table

 • Step 1: Correct for hyperglycemia. Corrected Na = [(glucose - 100)/
Serum Osm • Urine ... Diagnosis #Table #nephrology ... #sodium
Cerebral Salt Wasting vs SIADH - Pathophysiology 
1) Neurological event
2) Sodium loss from tubules
3) Naturiesis →
Neurological event 2) Sodium ... → Increased urine ... Pathophysiology #diagnosis #nephrology
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
water loss, Serum Sodium ... 145 mmol/L High Urine ... glucosuria Low Urine ... Hypernatremia #Nephrology
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
LiCl use The urine ... Urine chloride is ... sodium is typically ... the excretion of sodium ... #Algorithm #nephrology