31 results
True Hyponatremia Differential Algorithm

Instead (or in addition) of volume status examination, check urine sodium and serum
sodium low, uric ... sodium high and ... uric acid low in ... #Algorithm #Diagnosis ... #Nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting, NGT
Primary Metabolic Alkalosis ... - Differential ... Diagnosis Algorithm ... Urine Cl-: Vomiting ... #nephrology
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
• Normal/low ... sodium is typically ... and potassium acid ... #differential # ... diagnosis
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential ... Diagnosis Algorithm ... Sodium 4) Serum ... Acid → SIADH - High ... #nephrology #sodium
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Primary Metabolic Alkalosis ... - Differential ... Diagnosis Algorithm ... Urine Cl-: Vomiting ... #Nephrology #Causes
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
the basis of the potassium-to-creatinine ... HCO3- • Low Urine ... #potassium #differential ... #algorithm #diagnosis ... #nephrology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
urinary losses: • High ... - Metabolic Alkalosis ... #Hypokalemia #diagnosis ... #Algorithm #differential ... #potassium #nephrology
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Hypokalemia - Differential ... Diagnosis Algorithm ... Transcellular Shift: • Alkalosis ... #nephrology #low ... #potassium
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Diagnosis Algorithm ... water loss, Serum Sodium ... >145 mmol/L High ... Urine Osmolality ... mannitol, glucosuria Low
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Hypophosphatemia - Differential ... Diagnosis Framework ... leukemia Measure Urine ... Glucose, Acute resp. alkalosis ... • Normal or High