Differential diagnosis of cause of hypotonic hyponatremia

​Differential diagnosis of cause of hypotonic hyponatremia 
-renal salt loss due to diuretics, ACE inhibitors, nephropathies, mineralocorticoid deficiency, cerebral sodium wasting syndrome 
-extrarenal salt loss due to dehydration, diarrhea, vomiting
-endurance exercise
-idiosyncratic drug reaction (thiazide, ACE inhibitors)
-beer potomania 
-psychogenic polydipsia 
-hypothyroidism 
-post operative hyponatremia 
-syndrome of inappropriate secretion of antidiuretic hormone 
-advanced renal failure 
-nephrotic syndrome 
-liver disease
-congestive heart failure