32 results
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Al, Low R - Primary ... Al, High R - Secondary ... Al, Low R - Pseudo-hyperaldosteronism ... #nephrology #causes ... #low #potassium
True Hyponatremia Differential Algorithm

Instead (or in addition) of volume status examination, check urine sodium and serum
Algorithm Instead ... sodium low, uric ... sodium high and ... uric acid low in ... #Nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Diagnosis Algorithm ... Urine Cl-: Vomiting ... (late) • High ... Urine Cl-: Diuretics ... #Nephrology #Causes
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
Algorithm for patients ... HCO3- • Low Urine ... Urine Cl - Loop ... #potassium #differential ... #nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting, NGT
Diagnosis Algorithm ... Urine Cl-: Vomiting ... (late) • High ... Urine Cl-: Diuretics ... #nephrology
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
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Diagnosis Algorithm ... • HTN, High Aldosterone ... #causes #potassium ... #low #nephrology
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
alkalosis • Normal/low ... the indicated causes ... and potassium acid ... #Algorithm #nephrology ... #differential #
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
- Differential ... water loss, Serum Sodium ... >145 mmol/L High ... mannitol, glucosuria Low ... Hypernatremia #Nephrology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
A urine K/Cr ratio ... urinary losses: • High ... #differential # ... potassium #nephrology ... #low