Methodology
Inductively Coupled Plasma-Optical Emission, Spectrometry, Immunochemiluminometric Assay
Synonyms
Kidney Stone; Stone Analysis, Kidney
Specimen Type
Stool, Timed Collection
Performing Lab
Quest Diagnostics Valencia
Epic ID
LAB01344
Lab Test Days
6 Days a week; A.M.
Standard TAT
3-4 Days
Collection Information
Specimen Required
60 mL 24 Hour Urine and 60 mL Acid Urine
Container Type
See Below
Collection Instructions
Use only Quest 24 Hour Urine Collection Kits specific for renal stone formation diagnosis. Follw instructions in the kit. 1) Upon completion of 24 Hour collection in the large orange collection container, tighten the cap on the container and mix contents in the container vigorously for one minute. A good mix will ensure accurate test results. 2) Carefully fill the two plastic white vials with urine collected in the large orange container. The two white vials must be filled within two to four hours of completion of 24 Hour collection. Fill and cap vials one at a time. Cap both vials tightly, write patients name on each fial and place in zip-loc bags provided (do not remove absorbent sheets). 3) Complete the patient information section. 4) Submit specimen to the lab. For a high urine output (greater than 3.8L) will require more than one large container. Collect urine in the first container until it is 3/4 full an dthen begin filling second container to complete the 24 Hour collection. Carefully follow steps 1-4 for each jug and mark one as box 1 of 2 the other box 2 of 2. Note: Urine must only be collected and stored in the large orange collection container. Do not rmove sponge from theorange collection container. Do not remove wool wool from white container. Do not collect the first urination at the beginning of the 24 Hour collection. During collection process store large orange container in a cool location.
Processing Information - Lab Use Only
Transport Temperature
Refrigerate-OK/Ambient-OK
Specimen Stability
Room Temp: 10 Days; Refrigerated: 10 Days; Frozen: Unacceptable
Test Volume Required
60 mL 24 Hour Urine and 60 mL Acid Urine
Minimum Test Volume
30 mL 24 Hour Urine and 30 mL Acid Urine
Included Tests
Calcium, Oxalate, Uric Acid, Citrate, pH, Sodium, Phosphorus, Magnesium, Potassium, Creatinine, Calcium Oxalate, Brushite, Sodium Urate, Sulfate, and Total Volume
CPT Codes
82340, 82507, 82570, 83735, 83945, 83986, 84105, 84133, 84300, 84392, 84560
Revised
02-06-15
Initials
SL