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",
Osteopathic medicine in the United States closer to mainstream medicine, adopting modern public health and biomedical principles. American "osteopaths" became "osteopathic medical doctors", ultimately achieving full practice rights as medical doctors in all 50 states, including serving in the United States Armed Forces as physicians. In modern medicine, any distinction between the MD and the DO professions has eroded steadily. Diminishing numbers of DO graduates enter primary care fields, fewer use osteopathic manipulative treatment (OMT), and increasing numbers of osteopathic graduates choose to train in non-osteopathic residency programs. An osteopathic physician (DO) is a fully licensed, patient-centered physician. DO has full medical practice rights throughout the