Diabetes Insipidus Labs
Urinary osmolality that is less than 200 mosm kg is also a strong indicator of the presence of diabetes insipidus.
Diabetes insipidus labs. It is not to be confused with the more common type of diabetes diabetes mellitus sugar diabetes. Central di the most common form of diabetes insipidus is caused by insufficient levels of circulating antidiuretic hormone adh. Nephrogenic di however is characterized by defective renal adh receptors in the kidneys. Some of the tests doctors use to diagnose diabetes insipidus include.
Damage to the pituitary gland or hypothalamus from surgery a tumor a head injury or an illness can cause central diabetes insipidus by affecting the usual production storage and release of adh. Ulinski t grapin c forin v et al. Diabetes insipidus is a rare condition that causes your body to make a lot of urine that is insipid or colorless and odorless. Severe bladder dysfunction in a family with adh receptor gene mutation responsible for x linked nephrogenic diabetes insipidus.
What do the diabetes insipidus lab values mean. Diabetes insipidus is a rare condition in which there is a problem with the secretion of antidiuretic hormone. An inherited genetic disease can also cause this condition. What is diabetes insipidus.
A 24 hour urine collection for determination of urine volume. Most people pee out 1 to 2 quarts a. Four underlying conditions can lead to di. There are two hallmarks that will confirm the presence of diabetes insipidus.
In a patient whose clinical presentation suggests diabetes insipidus di laboratory tests must be performed to confirm the diagnosis. Patients with diabetes insipidus have high amounts of urine that is diluted clear because of this inability to control the amount of water in the urine. While being monitored by a doctor and health care team you ll be asked to stop drinking fluids for several hours. Diabetes insipidus and nonobstructive dilation of urinary tract.
Urology 216 444 5600 nephrology 216 444 6771. The first is the measurement of specific gravity. If the urine has a specific gravity of 1 005 or less then this can indicate the presence of this health condition.