58 results
Causes of Hypernatremia - Differential Diagnosis
Inadequate water intake:
 • Lack of access to water
Extrarenal hypotonic fluid
Causes of Hypernatremia ... - Differential ... Central diabetes insipidus ... #Diagnosis #Causes ... #nephrology #sodium
Causes of Polyuria - Differential Diagnosis Algorithm
Polyuria - Urine Output > 3L/day, Increased Urine Volume (>2ml/min)
Osmotic
Causes of Polyuria ... - Differential ... Water Deprivation Test ... #Polyuria #Nephrology ... #Differential #
Hypernatremia Differential Diagnosis Algorithm - Diabetes Insipidus Workup

Step #1 - Consider the history
Step #2 - Assess
Hypernatremia Differential ... Algorithm - Diabetes Insipidus ... & desmopressin test ... Algorithm #Sodium #nephrology ... #insipidus #DI
Polyuria - Differential Diagnosis Algorithm
Urine Output > 3L /day
Water Diuresis (Urine Osm <100 mOsm/kg)
 • Primary
Polyuria - Differential ... Central Diabetes Insipidus ... Nephrogenic Diabetes Insipidus ... Diagnosis #Algorithm #causes ... #nephrology
Classification of Diabetes Insipidus

Central or neurogenic diabetes insipidus:
 - Congenital - Structural malformations affecting the hypothalamus
neurogenic diabetes insipidus ... uropathy, Metabolic causes ... Treatment is aimed ... Classification #Types #Nephrology ... #Diagnosis #Differential
Diagnosis and Management of Hypernatremia

#Hypernatremia #Differential #Algorithm #Causes #Nephrology #Diagnosis

** GrepMed Recommended Text: Nephrology Secrets -
Hypernatremia #Differential ... #Algorithm #Causes ... #Nephrology #Diagnosis ... GrepMed Recommended Text ... : Nephrology Secrets
Hypothalamus Anatomy and Hypothalamic Nuclei
 • Anterior hypothalamic nucleus - Body temperature, thermal regulation (heat dissipation),
Water balance & stress ... oxytocin, destruction causes ... diabetes insipidus ... Water balance & stress ... Anatomy #Nuclei #neurology
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Causes of Hypernatremia ... - Differential ... kg • Diabetes Insipidus ... Hypernatremia #Nephrology ... #Differential #
Glomerulonephritis - Differential Diagnosis Framework
ANCA:
 • C-ANCA: GPA (Wegener's)
 • P-ANCA: Microscopic Polyangiitis, Eosinophilic GPA (Churg
Glomerulonephritis - Differential ... Eosinophilic GPA (Churg Strauss ... Glomerulonephritis #differential ... #diagnosis #nephrology ... #causes
Hyponatremia - Differential Diagnosis Algorithm
Hypovolemic - Give volume
Hypervolemic (Edematous) - Look for and treat underlying cause
Hyponatremia - Differential ... treat underlying cause ... Stress, Nausea, ... #Hyponatremia #Differential ... Algorithm #diagnosis #nephrology