13 results
Causes of Hypernatremia - Differential Diagnosis
Inadequate water intake:
 • Lack of access to water
Extrarenal hypotonic fluid
Causes of Hypernatremia ... - Differential ... insipidus • Nephrogenic ... #Differential # ... #nephrology #sodium
Etiologies of Hypernatremia - Differential Diagnosis
GI losses / Insensible losses
Sodium Overload
Transcellular Movement of Water
Central Diabetes Insipidus
Etiologies of Hypernatremia ... - Differential ... Insensible losses Sodium ... Diagnosis #Table ... #Causes
Hypernatremia - Differential Diagnosis and Treatment
Hypernatremia is almost always due to unreplaced water loss (free water
Differential Diagnosis ... , Dehydration: neurologic ... post-obstructive 3) Diabetes ... Insipidus: neurogenic ... #sodium
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Differential Diagnosis ... • Euvolemic: Diabetes ... #Differential # ... Workup #Algorithm #nephrology ... #sodium
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Causes of Hypernatremia ... - Differential ... water loss, Serum Sodium ... 300 mmol/kg • Diabetes ... #Nephrology #Differential
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
approach to the differential ... of symptomatic (seizures ... #Differential # ... #management #nephrology ... #sodium
Classification of Diabetes Insipidus

Central or neurogenic diabetes insipidus:
 - Congenital - Structural malformations affecting the hypothalamus
Central or neurogenic ... uropathy, Metabolic causes ... Treatment is aimed ... Classification #Types #Nephrology ... #Diagnosis #Differential
Inherited Defects in Kidney Tubule Epithelial Cells

Renal glucosuria - Na+-dependent glucose cotransporter
Cystinuria - Amino acid transporter
Bartter
cell epithelial sodium ... of epithelial sodium ... diabetes insipidus ... #Diagnosis #Differential ... #Table
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
time you have a case ... : SIADH, Renal Sodium ... #differential # ... diagnosis #table ... #sodium #nephrology
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
nephrotic syndrome • Hyponatremia ... Kidney stones caused ... Tolvaptan) • Treatment ... and euvolemic hyponatremia ... #Medications #Table