Copper Liver Tissue CU LIVER

Synonyms

Allscripts (AEHR) Order Name

Copper, Liver Tissue

Sunrise Clinical Manager (SCM) Order Name

Copper, Liver Tissue

EPIC Order Name

Clinical Info

Specimen Type

Tissue

Container

Tissue

Collection Instructions

Supplies: Metal Free Specimen Vial
Container/Tube:
Preferred: Mayo metal-free specimen vial (blue label)
Acceptable: Paraffin
block if no more than 1 or 2 cuts have been made to it for
slides
Specimen Volume: 2 mg
Collection Instructions:
1. Two mg of liver tissue
is required. This is typically a piece of tissue from a
22-gauge needle biopsy at least 2 cm long. If an 18-gauge needle is
used, the tissue must be at least 1 cm in length.
2. Any specimen vial other than a Mayo metal-free vial used
should be plastic, leached with 10% nitric acid for 2 days, rinsed
with redistilled water, and dried in clean air.
Additional
Information: Paraffin blocks will be returned 3 days after
analysis.
Transport Temperature: Refrigerated

Transport Instructions

Refrigerated

Specimen Stability

Methodology

Inductively Coupled Plasma-Mass Spectrometry (ICP-MS)

Days Performed

Monday, Wednesday, Friday; 11 a.m.

Performing Laboratory

Mayo Medical Laboratories

CPT

82525
;

PDM

5910640

Result Interpretation

10-35 mcg/g dry weight

 

>1,000 mcg/g dry weight: VERY HIGH

This finding is strongly suggestive of Wilson disease. If this
finding is without supporting histology and other biochemical test
results, contamination during colle

Forms