<unk>  is the most commonly seen water–electrolyte imbalance. The disorder is more frequent in females, the elderly, and in people who are hospitalized. The number of cases of<unk>  depends largely on the population. In hospital it affects about 15–20% of people; however, only 3–5% of people who are hospitalized have a sodium level less than 130 mmol/L.<unk>  has been reported in up to 30% of the elderly in nursing homes and is also present in approximately 30% of people who are depressed on selective serotonin reuptake inhibitors. People who have<unk>  who require hospitalisation have a longer length of stay (with associated increased costs) and also have a higher likelihood of requiring readmission. This is particularly the case in men and in the elderly.
Hyponatremia
Hyperproteinemia
Hypernatremia
Hyperglycemia
Alkalosis
Hyperlipidemia
Hypotonic hyponatremia
Hepatic encephalopathy