Ordering Recommendation

Mnemonic

PHOSPHO T

Methodology

Enzyme-Linked Immunosorbent Assay (ELISA)

Performed

Varies

Reported

7-19 days

New York DOH Approval Status

This test is New York DOH approved.

Specimen Required

Patient Preparation
Collect

CSF

Specimen Preparation

Transfer 2 mL CSF to an ARUP standard transport tube. (Min: 0.5 mL).

Storage/Transport Temperature

Frozen

Unacceptable Conditions

Specimens with cell count greater than 500 erythrocytes/mm3.

Remarks
Stability

Ambient: 72 hours, Refrigerated: 21 days, Frozen: 4 months

Reference Interval

Interpretive Data



Compliance Category

Performed by non-ARUP Laboratory

Note

Hotline History

N/A

CPT Codes

83520 x3

Components

Component Test Code* Component Chart Name LOINC
3016445 Phospho-Tau/Total-Tau/A Beta42, Interp 50398-7
3016446 Phospho-Tau/Total-Tau/A Beta42, Results 19146-0
3016447 Phospho-Tau/Total-Tau/A Beta42, Comments 8251-1
3016448 Phospho-Tau/Total-Tau/A Beta42, Method 49549-9
3016449 Phospho-Tau/Total-Tau/A Beta42, Ref 8265-1
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.

Aliases

  • Admark
  • Alzheimer's disease
  • Dementia
Phospho-Tau/Total-Tau/A Beta42, CSF

Athena