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Diuretic Analysis, Urine

CPT: 80377
Updated on 01/29/2020
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Test Includes

Benzthiazide; bumetanide; chlorothiazide; chlorthalidone; furosemide; hydrochlorothiazide; hydroflumethiazide; metolazone

Benzthiazide; bumetanide; chlorothiazide; chlorthalidone; furosemide; hydrochlorothiazide; hydroflumethiazide; metolazone

Expected Turnaround Time

10 - 14 days

Specimen Requirements


Urine (random)


10 mL

Minimum Volume

1.2 mL


Plastic urine container without preservative

Storage Instructions

Submission/transport (<3 days): Room temperature. For storage beyond three days, specimen should be refrigerated or frozen.

Causes for Rejection

Urine from a preservative tube

Test Details


Detect presence of diuretic class drugs


High-pressure liquid chromatography with ultraviolet detection (HPLC/UV)


Order Code Order Code Name Order Loinc Result Code Result Code Name UofM Result LOINC
808548 Diuretic Screen, Urine 808549 Diuretic Screen, Urine 75369-9
808548 Diuretic Screen, Urine 809599 Benzthiazide 3399-3
808548 Diuretic Screen, Urine 809600 Bumetanide 3409-0
808548 Diuretic Screen, Urine 809601 Chlorothiazide 9508-3
808548 Diuretic Screen, Urine 809602 Chlorthalidone 3478-5
808548 Diuretic Screen, Urine 808576 Furosemide 3660-8
808548 Diuretic Screen, Urine 809603 Hydrochlorothiazide 3676-4
808548 Diuretic Screen, Urine 809604 Hydroflumethiazide 40469-9
808548 Diuretic Screen, Urine 809605 Metolazone 12347-1

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