Geisinger Medical Laboratories/Geisinger Proven Diagnostics Test Catalog

Test Name: Sunquest Test Code Epic Procedure Code Or ID CPT Code:  

PHOSPHORUS, 24 HR UR

ORDERING INFORMATION:
Sunquest Test Code:
PHOS24      Geisinger Epic Procedure Code: 84105         Geisinger Epic ID: 6924

SPECIMEN COLLECTION
Specimen type:
24-hour urine
Preferred collection container:
Specimen required:
5 mL aliquot of 24-hour urine collection; minimum 1 mL.
Special notes:
Mix well. Estimate total collection volume from 24-hour urine container. Remove required aliquot. Record total volume on both aliquot tube and request slip (if applicable).

SPECIMEN PROCESSING
Transport temperature:
Refrigerated.
Specimen stability:
Refrigerated: 6 months.
Rejection criteria:
Stability limits exceeded.

TEST DETAILS
Reference interval:
Urine phosphorus: 0.3 - 1.0 gm/24 hours.
CPT code(s):
84105
Note: The billing party has sole responsibility for CPT coding.  Any questions regarding coding should be directed to the payer being billed.  The CPT codes provided by GML are based on AMA guidelines and are for informational purposes only.
Test includes:
Phosphorus - 24-hour urine, 24-hour total volume.
Methodology:
Spectrophotometric (Colorimetric)
Clinical significance:
Phosphate, under the influence of parathyroid hormone, is excreted by the kidney. Measurement of urinary phosphorus generally reflects dietary intake.
Doctoral Director(s:)
Hoi-Ying Elsie Yu, PhD, DABCC
Sheng-Ying (Margaret) Lo, PhD, DABCC    
Review Date: 11/05/2018

Performing Locations

Geisinger Medical Center

Performing laboratory: Automated Chemistry
Technical Lead: Mariana Moyer, Jared Shepherd
Frequency: Daily, Monday - Sunday
Performed stat? No

Geisinger Community Medical Center

Performing laboratory: Chemistry
Technical Lead: Ann Mack, Deborah Dempsey  
Frequency: Daily, all shifts    
Performed stat? No
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