31 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
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
Classification, Differential Diagnosis, and Features of Hyponatremia According to Volume Status 

Hypervolemic hypernatremia 
 - CHF
Classification, Differential ... - Diuretics ... Classification #Differential ... #Diagnosis #Table ... #Causes
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
Generalized Seizures and Pseudoseizures
Generalized seizures "are conceptualized as originating as some point within, and rapidly engaging,
caused by a toxic ... and metabolic causes ... hyperglycemia, hyponatremia ... Pseudoseizures (May mimic ... Classification #Diagnosis #Neurology
Causes of Enuresis - Differential Diagnosis Algorithm
Primary Nocturnal Enuresis (Urinary Control Never Achieved)
 • Delayed Maturation
Causes of Enuresis ... - Differential ... Cerebral Palsy, Neurogenic ... Bladder, Seizure ... #Differential #
Causes of Polyuria - Differential Diagnosis
Excess Intake of Water:
 • Primary polydipsia (a.k.a. "psychogenic polydipsia")
 •
Causes of Polyuria ... - Differential ... a.k.a. osmotic diuresis ... Hypercalcemia Polyuria Mimics ... #nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
Causes of Hyponatremia ... - Differential ... Renal losses, Diuretic ... #Differential # ... #nephrology
Causes of Hypokalemia
Transcellular Shifts:
 - Alkalosis, Increased plasma insulin (treatment of diabetic ketoacidosis), ß-Adrenergic agonists, Hypokalemic
Causes of Hypokalemia ... Bartter's syndrome (mimics ... #Hypokalemia #Causes ... #differential # ... diagnosis #nephrology
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Causes of Hypernatremia ... - Differential ... administration • Osmotic diuresis ... #Nephrology #Differential ... Diagnosis #Algorithm #Causes