19 results
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Differential Diagnosis ... Workup Algorithm ... • Hypovolemic: Diuretics ... Diagnosis #Workup ... #Algorithm #nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
Causes of Hyponatremia ... Diagnosis Algorithm ... Renal losses, Diuretic ... Diagnosis #Algorithm ... #Causes #nephrology
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
resistance • Metabolic ... • Diagnosis of ... irrigation • Management ... stones caused by ... #Nephrology #Pharmacology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Diagnosis Algorithm ... Low Cl intake, Diuretics ... High Urine Cl-: Diuretics ... #Diagnosis #Algorithm ... #Nephrology #Causes
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... Diagnosis Algorithm ... especially thiazide diuretics ... #Nephrology #Differential ... #Diagnosis #Algorithm
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... Diagnosis Algorithm ... especially thiazide diuretics ... #Nephrology #Differential ... #Diagnosis #Algorithm
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Diagnosis Algorithm ... Loop and thiazide diuretics ... #Diagnosis #Algorithm ... #causes #potassium ... #low #nephrology
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
loop or thiazide diuretics ... pressure: Active diuretic ... the indicated causes ... #nephrology #differential ... #diagnosis
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Diuretics (discontinued ... Metabolic alkalosis ... #Algorithm #Diagnosis ... #Causes #Workup ... #Nephrology
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
Renal Sodium loss (diuretics ... deficiency, Post-AKI diuresis ... (AKI, Post-AKI diuresis ... #differential # ... #sodium #nephrology