Label Mnemonic: ALS
Epic code: LAB2573
Downtime form: A-1a Doctor/Provider Orders - Pathology Core and Specialty Care Nursery
Commercial Mail-out Laboratory
5231 RCP
Collection Medium:
Royal Blue top tube; serum, no additive
6 mL serum from royal blue top (no additive) tube available from Specimen Control, 6240 RCP.

Patient Preparation: Diet, medication, and nutritional supplements may introduce interfering substances. Patient should be encouraged to discontinue nutritional supplements, vitamins, minerals, and non-essential over-the-counter medications (upon the advice of their physician).
Rejection Criteria:
Plasma. Separator tubes. Specimens that are not separated from the red cells or clot within 6 hours.
Delivery Instructions:
Keep at room temperature. Do not refrigerate.
Testing Schedule:
Testing performed Tuesdays, Thursdays, Saturdays.
Turn Around Time:
1-4 days upon receipt at reference laboratory.
Reference Range:
0.0 - 15.0 μg/L
Interpretive Data:
Serum aluminum greater than 50.0 μg/L is consistent with overload and may correlate with toxicity.
Elevated results from noncertified trace element-free tubes may be due to contamination. Elevated concentrations of trace elements in serum should be confirmed with a second specimen collected in a trace element- free tube, such as royal blue sterile tube (no additive).
Quantitative Inductively Coupled Plasma-Mass Spectrometry
CPT Code: