Primary polydipsia the response of the kidneys to vasopressin, thus reducing the kidney's ability to concentrate the urine. This means that psychogenic polydipsia may lead to test results (e.g. in a water restriction test) consistent with diabetes insipidus or SIADH, leading to misdiagnosis. Dry mouth is often a side effect of medications used in the treatment of some mental disorders, rather than being caused by the underlying condition. Such medications include antipsychotics, antidepressants, anticonvulsants, alpha agonists and anticholinergics. It should also be ensured that the thirst isn't caused by diuretic use (particularly thiazide diuretics), MDMA use, excessive solute intake or chronic alcoholism.
Medical literature of medical knowledge was far surpassing the capacity of any single individual to encompass". Since that time, this has been the standard. Examples are: Harrison's "Principal of Internal Medicine" is widely considered the most read textbook of medicine ever. It was able to eclipse Cecil's by changing the organization. Instead of organizing by disease, Tinsley Harrison organized the book by region and symptom, allowing students to learn the myriad causes of a patient's symptom, without first knowing the specific disease. Harrison's is also credited for a strong commitment to linking basic science to clinical medicine. Health-related information is often disseminated