Other Versions. Data cleansing is the process of analyzing the quality of data in a data source, manually approving/rejecting the suggestions by the system, and thereby making changes to the data.
What is a dexamethasone suppression test ? A dexamethasone suppression test can help a doctor learn the cause of a patient having high levels of the hormone cortisol. The doctor gives the patient dexamethasone, a synthetic version of cortisol, and checks the patient's urine to see how his or her body responds.
What To Think About. Some doctors think that a 24-hour urine free cortisol test is more accurate than an overnight dexamethasone suppression test. Like an overnight dexamethasone suppression test, a 24-hour urine free cortisol test is used to look for Cushing's syndrome. To learn more, see the topic Cortisol in Urine.