13 results
Hypernatremia Classification and Features According to Volume Status
 - Hypervolemic hypernatremia - Cushing's syndrome, Primary hyperaldosteronism,
Gestational DI, Nephrogenic ... - Osmotic diuretic ... , Loop diuretics ... Diagnosis #Comparison #Table ... #Nephrology
Causes of Hypernatremia - Differential Diagnosis
Inadequate water intake:
 • Lack of access to water
Extrarenal hypotonic fluid
Causes of Hypernatremia ... - Differential ... insipidus • Nephrogenic ... #Differential # ... Diagnosis #Causes #nephrology
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Differential Diagnosis ... • Hypovolemic: Diuretics ... osmotic (solute) diuresis ... #Differential # ... Workup #Algorithm #nephrology
Causes of Enuresis - Differential Diagnosis Algorithm
Primary Nocturnal Enuresis (Urinary Control Never Achieved)
 • Delayed Maturation
- Differential ... Anatomic Abnormality Secondary ... Cerebral Palsy, Neurogenic ... Bladder, Seizure ... #Differential #
Causes of Secondary / Provoked Seizures - Differential Diagnosis Algorithm
Febrile
Infection
 • Sepsis
 • Encephalitis
 • Meningitis
Metabolic
Causes of Secondary ... / Provoked Seizures ... - Differential ... Hypocalcemia • Hyponatremia ... #Neurology #Differential
Causes of Hypokalemia
Transcellular Shifts:
 - Alkalosis, Increased plasma insulin (treatment of diabetic ketoacidosis), ß-Adrenergic agonists, Hypokalemic
hyperaldosteronism, Secondary ... Bartter's syndrome (mimics ... Gitelman's syndrome (mimics ... Hypokalemia #Causes #differential ... #diagnosis #nephrology
Hypernatremia - Differential Diagnosis and Treatment
Hypernatremia is almost always due to unreplaced water loss (free water
Differential Diagnosis ... The differential ... , Dehydration: neurologic ... unavailable 2) Osmotic Diuresis ... Diabetes Insipidus: neurogenic
Causes of Polyuria - Differential Diagnosis
Excess Intake of Water:
 • Primary polydipsia (a.k.a. "psychogenic polydipsia")
 •
of Polyuria - Differential ... a.k.a. osmotic diuresis ... : Conventional diuretics ... injury, Tumor • Nephrogenic ... Hypercalcemia Polyuria Mimics
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
nephrotic syndrome • Hyponatremia ... Lithium-induced nephrogenic ... and euvolemic hyponatremia ... #Nephrology #Pharmacology ... #Medications #Table
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
Approach to Hypotonic Hyponatremia ... case of hypotonic hyponatremia ... #differential # ... diagnosis #table ... #sodium #nephrology