Methodology
Immunohistochemistry (IHC)
Specimen Type
Tissue
Performing Lab
ARUP
Epic ID
Other Reference Test
Lab Test Days
Monday-Friday
Standard TAT
1-3 Days
Collection Information
Specimen Required
Formalin fix (10 percent neutral buffered formalin) and paraffin embed specimen (cells must be prepared into a cellblock)
Container Type
Paraffin Embedded Tissue Block
Collection Instructions
Protect paraffin block and/or slides from excessive heat. 2-5 unstained (3- to 5-micron thick sections), positively charged slides is also acceptable. If sending precut slides, do not oven bake.
Processing Information - Lab Use Only
Transport Temperature
Refrigerate-OK/Ambient-OK
Specimen Stability
Room Temp: Indefinitely; Refrigerated: Indefinitely; Frozen: Unacceptable
Rejection Criteria
Specimens submitted with non-representative tissue type; Depleted specimens
Processing Instructions
Complete an ARUP IHC requisition and submit with specimen room temp or refrigerated. Call Apollo Courier Service for pick up Monday-Friday.
CPT Codes
88342
Revised
11-17-17
Initials
SL