15 results
Causes of Hypernatremia - Differential Diagnosis
Inadequate water intake:
 • Lack of access to water
Extrarenal hypotonic fluid
Causes of Hypernatremia ... concentrating defect: • Diuretics ... • Osmotic diuresis ... Diagnosis #Causes ... #nephrology #sodium
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Causes of Hypernatremia ... Diagnosis Algorithm ... administration • Osmotic diuresis ... #Nephrology #Differential ... #Diagnosis #Algorithm
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
Diuretics and Agents ... irrigation • Management ... ; High-Ceiling Diuretics ... stones caused by ... #Nephrology #Pharmacology
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
loss (diuretics ... deficiency, Post-AKI diuresis ... can be high or ... (AKI, Post-AKI diuresis ... #sodium #nephrology
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
loop or thiazide diuretics ... pressure: Active diuretic ... and potassium acid ... #nephrology #differential ... #diagnosis
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Diagnosis Algorithm ... >20 mEq/24 h - Diuretics ... #Diagnosis #Algorithm ... #nephrology #causes ... #low #potassium
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
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
Urine Cl - Loop diuretics ... , Thiazide diuretics ... #differential # ... algorithm #diagnosis ... #nephrology
Hyponatremia - Differential Algorithm
Isotonic Hyponatremia: Hyperlipidemia, Hyperproteinemia, Recent TURP
Hypotonic Hyponatremia: 
 • Hypovolemia: Diuretics/Nephropathies, Vomiting, Diarrhea,
Hyponatremia - Differential ... • Hypovolemia: Diuretics ... Algorithm #diagnosis ... #causes #nephrology ... #sodium #low
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
differentiating kidney ... urinary losses: • High ... Alkalosis: Emesis, Diuretics ... #Algorithm #differential ... #potassium #nephrology