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Lab Test Dictionary

StoneRisk Diagnostic Profile (442Z)

Methodology

Calculation (CALC); ICMA; ICP/OES/ Spectrophotometry (SP)


Synonyms

Kidney Stone; Stone Anaylsis; Kidney

Specimen Type

Urine, Timed Collection

Performing Lab

Quest Diagnostics Valencia


Epic ID

Other Reference Test

Lab Test Days

Monday-Saturday

Standard TAT

2-6 Days


Collection Information

Specimen Required

30-60 mL Plain Urine ***and*** 30-60 mL Acid Urine

Container Type

See Below

Collection Instructions

Use only Quest 24 Hour Urine Collection Kits specific for renal stone formation diagnosis. Follow instructions in the kit. 1) Upon completion of 24 hour collection in the large specific 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 vial and place in zip-lock bags provided (do not remove absorbent sheets).For high urine ouput: Patient with 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 and then begin filling the second container to complete the 24-hour collection. Carefully follow steps 1-4 for eac hjug and mark one as box 1 of 2 and the other box 2 of 2. Note: Urine must only be collected and stored in the large orange collection container. DO NOT REMOVE SPONGE from the orange collection container. DO NOT REMOVE WOOL from the white container. DO NOT COLLECT 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

Rejection Criteria

24-hour collection container received; Large orange container

Test Volume Required

60 mL Plain Urine ***and*** 60 mL Acid Urine

Minimum Test Volume

30 mL Plain Urine ***and*** 60 mL Acid Urine

Processing Instructions

USE ONLY Quest 24 hour Urine Collection Kits specific for renal stone formation diagnosis.


Included Tests

Ammonium Urine, Brushite, Calcium Oxalate, Calcium Urine, Citrate Urine, Creatinine Urine, Magnesium Urine, Oxalate Urine, pH Urine, Phosphorus Urine, Potassium Urine, Sodium Urate, Sodium Urine, Struvite, Sulfate Urine, Uric Acid and Uric Acid Urine


CPT Codes

82140, 82340, 82507, 82570, 83735, 83945, 83986, 884105, 84133, 84300, 84392, 84560


Revised

06-05-17

Initials

SL