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Test Code ZINC Zinc, Plasma or Serum

Additional Codes

Sunrise Clinical Manager (SCM) Orderable:   Zinc Level, Plasma

AllScripts (AEHR) Orderable:  Zinc Level, Plasma

 

Performing Laboratory

LabCorp of America

Methodology

Inductively Coupled Plasma-Mass Spectrometry (ICP-MS)

Reference Values

Environmental exposure: 56−134 μg/dL

 

Note:

  Chronic oral zinc supplementation interferes with copper absorption and may precipitate copper deficiency. Albumin is the primary zinc binding protein: zinc levels should be interpreted with awareness of serum albumin level.

 

Test Classification and CPT Coding

84630

 

LONIC code: 5763-8

Specimen Required

Container/Tube: Royal blue-top (EDTA) tube or royal blue-top tube without EDTA
Specimen:  2mL plasma(preferred) or serum ( 0.6 mL min)

Transport Temperature: Refrigerated

Stability: 14 Days at Room Tempurature, Refrigerated or Frozen

Collection: Separate serum from cells within 45 minutes of collection, and transfer to a certified metal-free transport tube

 

Note: Separate serum from cells within 45 minutes of collection and transfer to a plastic transport tube. Plasma may be separated immediately and transferred to a plastic transport tube.

Day(s) and Time(s) Performed

Monday through Saturday

 

TAT 4 - 5 Days

Useful For

 

Monitor exposure to zinc; evaluate suspected nutritional inadequacy, especially in enteral or parental nutrition, critically ill or burn patients; cases of diabetes or delayed wound healing; growth retardation; follow therapy, for example when higher intravenous zinc doses are used to balance excessive ongoing GI losses in long-term total parenteral nutrition; follow oral zinc therapy in Wilson's disease; confirm acrodermatitis enteropathica and follow therapy

 

Computer Interface Code

PDM # 5902800