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Lab Test Dictionary

Neuronal Ceroid Lipofucinosis, Two-Enzyme Panel, Leukocytes (NCLW)

Methodology

Liquid Chromatography Tandem Mass Spectrometry (LC-MS/MS)


Synonyms

CLN1, CLN2, PPT1, TPP1, Palmitoyl-protein thioesterase 1, Tripeptidyl peptidase 1

Specimen Type

blood

Performing Lab

Mayo Medical Laboratory


Epic ID

Other Reference Test

Lab Test Days

Tues

Standard TAT

8 to 16 days


Collection Information

Specimen Required

6 mL blood

Container Type

Yellow top ACD B

Collection Instructions

also acceptable Yellow top ACD A or Lavender top EDTA. Collect Monday thru Wednesday (or Thursday before 1:00 pm). Do not collect the day before a holiday.


Processing Information - Lab Use Only

Transport Temperature

Refrigerated

Specimen Stability

Refrigerated=6 days, Ambient=6 days

Rejection Criteria

Gross hemolysis

Test Volume Required

6 mL blood

Minimum Test Volume

5 mL blood


Included Tests

PPT1=Palmitoyl-protein thioesterase 1 & TPP1=Tripeptidyl peptidase 1


Comments

Ship (refrigerated) as soon as possible after collection.


CPT Codes

82657


Initials

cas 2/9/24