Citric Acid (Sendout)

General Information

Lab Name
Citric Acid
Lab Code
RCTRC
Epic Name
Citric Acid
External Test Id
37233
Description

Clinical Significance: Citrate binds to calcium and inhibits kidney stone formation. Thus, low concentrations of citrate may lead to kidney stone formation. This is the most important risk factor for kidney stone formation in children. The treatment of calcium stones involves increasing urinary citrate excretion.

Synonyms
37233, Citrate
Components

Interpretation

Method

Enzymatic, Spectrophotometry (SP)

Reference Range
Units: mg/dL
Female Male
AgeRange AgeRange
0-1.7-3.7 0-1.7-3.7

Effective date: 01/29/2003

Ordering & Collection

Specimen Type
Blood
Collection

6 mL blood in RED TOP or GOLD SST

Also Accepted: LAVENDER (EDTA), GREEN (Sodium Heparin), or PEARL TOP PPT

Quantity
Requested: 2 mL serum/plasma
Minimum: 1 mL serum/plasma

Processing

Receiving Instructions

Centrifuge sample and transfer serum/plasma to a separate plastic vial. Refrigerate.

Sendouts:

  • Select QuestQuanum Account: SJC.
  • Order Quest Test: 37233.

Stability: Refrigerated (preferred): 18 days; Frozen: 30 days; Ambient: 8 hours.

Misc Sendout

Performance

Lab Department
Sendouts(SO)
Frequency
Set up: Tues; Report available: 2-8 days.
Available STAT?
No
Performing Location(s)
Sendout Quest Diagnostics Nichols Institute
800-642-4657

33608 Ortega Highway
San Juan Capistrano, CA 92675

Billing & Coding

CPT Codes
82507
LOINC
2127-9