Alzheimer Disease Eval, CSF (Sendout)

General Information

Lab Name

Lab Code

RCADEB

Epic Name

Alzheimer Disease Eval, CSF (Sendout)

External Test Id

ADEVL

Description

Ordering Note: Non-orderable Sendout battery included in package RCADEV.

Synonyms

A beta42, AB42, ADEVL, ADmark, Amyloid beta 42, p-tau, Phospho-tau, Phosphorylated-tau, t-tau, Total tau

Components

Code	Name
RCPTAR	p-Tau/Amyloid beta 42 Ratio, CSF
RCAINT	Alzheimer Disease Interpretation, CSF
RCAB42	Amyloid beta 42, CSF
RCTTAU	Total-Tau, CSF
RCPTAU	Phospho-Tau (181P), CSF

Specimen Type: CSF
Collection: Refer to RCADEV test guide for collection instructions.
Quantity: Requested: 2.5 mL CSF in Sarstedt CSF False Bottom Tube
Minimum: 1.5 mL CSF in Sarstedt CSF False Bottom Tube

Receiving Instructions

If only one sample is received, prioritize the Sendout battery RCADEB. Do not aliquot CSF for the UW214.

RCADEB (Sarstedt CSF False Bottom or CSF AD Biomarker collection collection tube): Refrigerated UW-MT Mayo Sendouts rack.
UW214 (Sarstedt 74.694.600 screw-cap polypropylene tube, "CSF PPV"): UW-MT Chemistry -70°C Rack (UCGEN/SP58)
- Note: If samples are submitted in any tube type besides the Mayo Sarstedt CSF False Bottom Tube, Mayo Blue top (Mayo CSF AD Biomarker), Sarstedt 72.703.600 (1.5 mL), or Sarstedt 72.694.600 (2 mL) tubes, contact the Lab Medicine Resident on-call for further instruction.

Note: Fisherbrand 12x75 polypropylene Cat No. 14-956-1C will be accepted if the specimen volume fills at least 80% of the tube (4 mL).

Sendouts:

Stability: Refrigerated (preferred): 14 days; Frozen: 60 days; Ambient: 12 hours.

Reject Due To: Gross hemolysis, gross icterus, wrong collection tube.

Lab Department

Sendouts Mayo Lab (RF)(MARF)

Frequency

Performed: Tuesday, Thursday. Report Available: 1-6 days.

Available STAT?

Performing Location(s)

Sendout	Mayo Clinic Laboratories (Superior Drive) 800-533-1710 3050 Superior Drive NW Rochester, MN 55901