DOG1 by Immunohistochemistry
2010168
Ordering Recommendation
Screening test in tumor that is morphologically and clinically suspicious for GIST when CD117 is negative.
Mnemonic
DOG1 IHC
Methodology
Immunohistochemistry
Performed
Varies
Reported
3-4 days  
New York DOH Approval Status
This test is New York DOH approved.
Submit With Order
Specimen Required
Patient Preparation
  
Collect
Tissue or cells.  
Specimen Preparation
Formalin fix (10 percent neutral buffered formalin) and paraffin embed specimen (cells must be prepared into a cellblock). Protect paraffin block and/or slides from excessive heat.Transport tissue block or 3 unstained (4-micron thick sections), positively charged slides in a tissue transport kit (ARUP supply #47808) available online through eSupply using ARUP Connect™ or contact ARUP Client Services at (800) 522-2787. (Min: 3 slides) If sending precut slides, do not oven bake.  
Storage/Transport Temperature
Room temperature. Also acceptable: Refrigerated. Ship in cooled container during summer months.    
Unacceptable Conditions
Specimens submitted with non-representative tissue type. Depleted specimens.   
Remarks
  
Stability
Ambient: Indefinite; Refrigerated: Indefinite; Frozen: Unacceptable    
Reference Interval
   
Interpretive Data
 
Note
All stains will be handled as "Stain and Return" without interpretation.
CPT Code(s)
88342
Components
Component Test Code*Component Chart Name
2010169DOG1 by Immunohistochemistry
* 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
 

Performed at Quest Diagnostics