ADmark phospho-Tau/total-Tau/Ab42-994

Test info

  
ADmark phospho-Tau/total-Tau/Ab42
  
994
  
LAB994
  
MSO
  
ADEVEL
Alzheimer's disease
Alzheimer disease evaluation
Amyloid Beta 42
beta-amyloid (1-42 Abeta 42)
Phosphorylated Tau
p-Tau
p-Tau/Abeta42 ratio
t-Tau

Specimen

  
Cerebrospinal fluid (CSF)
  

Sterile vial/container

  
2.0 mL
  
0.5 mL
  
  1. Transfer 2.0 mL (minimum 0.5 mL) CSF into a Screw-cap polypropylene frozen transport vial/tube - 4mL (LabCorp)
  2. Freeze within 4 hours of collection
  

Frozen (preferred) - 4 months

Ambient - 72 hours

Refrigerated - 21 days

 

  
  • Tubes other than polypropylene

Performance

  
Athena Diagnostics (177) via LabCorp (009985): R-NX
  
Varies
  
7 - 14 days
  

Enzyme Linked Immunosorbent Assay (ELISA)

Clinical and Interpretive info

  

Correlation of levels of markers of Phosphorylated-Tau, Total-Tau, and Ab42

  

Correlates levels of Phosphorylated-Tau protein, Total-Tau protein and AΒ42 peptide in CSF

Typical Presentation: Dementia

Indications for testing: Dementia

Billing

  
83520 x 3

Tracking

  
03/09/2015
  
08/07/2020
  
07/13/2020