Refer to the listing of histochemical stains at www.aruplab.com/ap/tests/histochemical.
New York DOH Approval Status
Tissue or cells.
Formalin fix (10 percent neutral buffered formalin is preferred) and paraffin embed specimen (cells must be prepared into a cellblock). Protect paraffin block and/or slides from excessive heat. Transport tissue block or 2 unstained (3- to 5-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: 1 slide).
Room temperature or refrigerated. Ship in cooled container during summer months.
Specimens submitted with non-representative tissue type. Depleted specimens.
HISTOLOGY SPECIAL STAINS SUBMISSION DETAILS: Submit electronic request. If you do not have electronic ordering capability, use an ARUP Anatomic Pathology Form (#32960) with an ARUP client number. For additional technical details, contact ARUP Client Services at (800) 522-2787.
Ambient: Indefinitely; Refrigerated: Indefinitely; Frozen: Unacceptable
All stains will be handled as Stain and Return unless a consultation is requested. To request a consultation, submit the pathology report, all associated case materials (clinical history, blocks, slides, etc.), and the Anatomic Pathology Requisition Form (#32960).
|Component Test Code*||Component Chart Name||LOINC|
- Mallory's Phosphotungstic Acid Hematoxylin (PTAH) Stain
- Phosphotungstic Acid-Hematoxylin Method, Mallory's PTAH
- PTAH Staining