22 results
True Hyponatremia Differential Algorithm

Instead (or in addition) of volume status examination, check urine sodium and serum
True Hyponatremia Differential ... low, uric acid ... and uric acid low ... #Hyponatremia #Differential ... Algorithm #Diagnosis #Nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting, NGT
Primary Metabolic Alkalosis ... - Differential ... Primary #Metabolic #Alkalosis ... #Differential # ... Diagnosis #Algorithm #nephrology
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential ... Osmolarity 3) Urine Sodium ... Uric Acid - Low ... Diagnosis #Algorithm #nephrology ... #sodium #low #uricacid
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Primary Metabolic Alkalosis ... - Differential ... aldosteronism #Metabolic #Alkalosis ... #Differential # ... Diagnosis #Algorithm #Nephrology
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Hypokalemia - Differential ... Transcellular Shift: • Alkalosis ... vomiting) • Low ... Diagnosis #Algorithm #nephrology ... #low #potassium
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
• Normal/low ... settings, the urine sodium ... the excretion of sodium ... urine #Algorithm #nephrology ... #differential #
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Hypophosphatemia - Differential ... Glucose, Acute resp. alkalosis ... • Normal or Low ... Fanconi syndrome, CA ... Workup #phosphate #nephrology
Mechanisms of nephron damage in cardiorenal syndrome
 • Increased renal interstitial pressure
 • Hypoperfusion
 • Reduced
Reduced renal blood flow ... hypertrophy • Sodium ... • Increased CVP ... pathophysiology #nephrology
Causes of Metabolic Alkalosis - Differential Diagnosis Algorithm
GI Losses - Gastric
 • Vomiting
 • NG suction
GI
Causes of Metabolic Alkalosis ... - Differential ... aldosteronism Low ... MetabolicAlkalosis #NonGap #Nephrology ... #Differential #
Gitelman Syndrome Pathophysiology
Gitelman Syndrome is a rare autosomal recessive salt-losing tubulopathy with a prevalence of 1-
thiazide-sensitive sodium-chloride ... Hypokalemia Metabolic alkalosis ... Contraction → ↑ Renin ↑ Ca ... Pathophysiology #nephrology