What's the difference between dipsomania and potomania?

Dipsomania

Definition:

(n.) A morbid an uncontrollable craving (often periodic) for drink, esp. for alcoholic liquors; also improperly used to denote acute and chronic alcoholism.

Example Sentences:

(1) The conclusion is drawn that elimination of ketosis in ethanol withdrawal as well as a progressive taking out of alcoholic patients from dipsomania can prevent the development or attenuate the intensity of postintoxication heart injury.
(2) Attention was payed to the character and duration of dipsomania.
(3) In experimental dipsomania model (formation of physical dependence by method of intensive alcoholization) we have studied receptor binding of testosterone (T) and estradiol (E2) in the hypothalamus and pituitary body of mature male rats.

Definition:

Example Sentences:

(1) The etiologies were diverse and included postoperative status, thiazide diuretics, polydipsia, infection, acute renal failure, chronic alcoholism with emesis, and beer potomania.
(2) Beer potomania, the most likely etiology for this patient's hyponatremia, is a rare disorder in which dietary sodium and protein insufficiency lead to dilutional hyponatremia.
(3) To summarize, patients with the "beer potomania" syndrome are characterized by 1) a history of chronic alcohol ingestion (in a hypotonic form); 2) protein malnutrition; 3) signs, symptoms and laboratory values consistent with water intoxication, including hyponatraemia, hypochloraemia and, usually, hypokalaemia; 4) no evidence of another cause of hyponatraemia such as steroid use, diuretic use, hyperlipidaemia, etc.
(4) In 3 cases of diabetes insipidus, nicotine injection did not induce ADH hypersecretion; in 1 case of potomania this response was weak; in 2 cases of syndrome of inappropriate ADH secretion, AVP plasma levels were elevated and the response after nicotine stimulation was exaggerated.