Fluid deprivation test Fluid deprivation test A fluid or water deprivation test is a medical test which can be used to determine whether the patient has diabetes insipidus as opposed to other causes of polydipsia (a condition of excessive thirst that causes an excessive intake of water). The patient is required, for a prolonged period, to forgo intake of water completely, to determine the cause of the thirst. This test measures changes in body weight, urine output, and urine composition when fluids are withheld. Sometimes measuring blood levels of ADH (a synonym for vasopressin) during this test is also necessary. If there is
Patient transport Patient transport Patient transport is a service that transfers patients to and from medical facilities in non-emergency situations. In emergency situations, patients are transported by the emergency medical services. Non-emergency patient transport is sometimes run by the same agency. It is typically provided to a patient who needs to be transferred to a facility that can provide a higher or more specialized level of care (though the EMS may be summoned if this is urgent). It may also be used to transfer patients from a specialized facility to a local hospital or nursing home when they no longer require this