Polydipsia is possible to rule out psychogenic polydipsia or habit polydipsia. Polydipsia is a symptom (evidence of a disease state), not a disease in itself. As it is often accompanied by polyuria, investigations directed at diagnosing diabetes insipidus and diabetes mellitus can be useful. Blood serum tests can also provide useful information about the osmolality of the body's extracellular fluids. A decrease in osmolality caused by excess water intake will decrease the serum concentration of red blood cells, blood urea nitrogen (BUN), and sodium. Polydipsia Polydipsia is excessive thirst or excess drinking. The word derives from the Greek () "very thirsty",
Perioperative medicine Perioperative medicine Perioperative medicine is the medical care of patients from the time of contemplation of surgery through the operative period to full recovery, but excludes the operation or procedure itself. Perioperative care may be provided by an anesthesiologist, Intensivist, an internal medicine generalist or hospitalist working with surgical colleagues. Perioperative medicine encompasses the care of the patient preparing for, having and recuperating from surgery. In the practice of perioperative medicine the surgeon, anesthesiologist, intensivist and medical consultant work in concert. The medical knowledge distinct to this field includes that of operative risk and complications, of patient specific risks, of