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

Hypervolemic hypernatremia 
 - CHF
Classification, ... Differential Diagnosis ... Glucocorticoid deficit - Hypokalemia ... Drugs - SIADH Renal ... #Classification
Hypernatremia Classification and Features According to Volume Status
 - Hypervolemic hypernatremia - Cushing's syndrome, Primary hyperaldosteronism,
Hypernatremia Classification ... Hypodipsia - Renal ... #Features #Diagnosis ... #Comparison #Table ... #Nephrology
Causes of Hypernatremia - Differential Diagnosis
Inadequate water intake:
 • Lack of access to water
Extrarenal hypotonic fluid
Causes of Hypernatremia ... - Differential Diagnosis ... perspiration Renal ... • Nephrogenic diabetes ... #Causes #nephrology
Hyponatremia Diagnosis Algorithm
UOsm ≥ POsm - Vasopressin-Dependent
 • UNa < 20 mEq/L - Appropriate (↓ EABV)
Hyponatremia Diagnosis ... EABV) - Consider: Hypovolemia ... solute intake, Renal ... #diagnosis #differential ... algorithm #causes #nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
Causes of Hyponatremia ... - Differential Diagnosis ... Algorithm Hypovolemia ... #Differential #Diagnosis ... Algorithm #Causes #nephrology
Etiologies of Hypernatremia - Differential Diagnosis
GI losses / Insensible losses
Sodium Overload
Transcellular Movement of Water
Central Diabetes Insipidus
Etiologies of Hypernatremia ... - Differential Diagnosis ... Water Central Diabetes ... hypercalcemia - Chronic hypokalemia ... - Various renal
Classification of Diabetes Insipidus

Central or neurogenic diabetes insipidus:
 - Congenital - Structural malformations affecting the hypothalamus
Classification of ... Acquired - Primary renal ... causes (e.g., hypokalemia ... #Types #Nephrology ... #Diagnosis #Differential
Cerebral Salt Wasting vs SIADH - Pathophysiology 
1) Neurological event
2) Sodium loss from tubules
3) Naturiesis →
Wasting vs SIADH - Pathophysiology ... SaltWasting #SIADH #Pathophysiology ... #diagnosis #nephrology ... #hyponatremia # ... comparison
Hyperkalemia: Diagnostic algorithm
Decreased renal potassium excretion
 • Acute renal failure
 • Chronic renal failure
 • Drugs
Increased
Hyperkalemia: Diagnostic ... • Drugs • Diabetic ... • Type 1 #Hyperkalemia ... #Diagnosis #algorithm ... #nephrology #potassium
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... - Differential Diagnosis ... Malignancy True hypovolemia ... GI losses • Renal ... #Nephrology #Differential