Laboratory Services

PAS-D for Fungus

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Updated Test Information:

Test Description
PAS-D for Fungus
Synonym(s)

PAS with Diastase, Nail PAS, Nail fungus, Nail, Fingernail, Toenail, Fungal stain

Test ID

PAS/DIAS

Specimen Type

Nails collected in a sterile, leak-proof container.


 


Tissue may also be submitted as a formalin-fixed, paraffin-embedded tissue blocks (FFPE). If tissue blocks are not available, unstained slides are acceptable (please submit 1-2 slides per antibody to be tested, cuts must be 4 microns thick).

Specimen Requirements

Collect nails from cleansed feet and/or hands. Store at room temperature, refrigeration is not recommended.


 


If submitting tissue, remove during a surgical procedure and place in 10% NBF soon after removal from the patient. Appropriate tissue for requested staining.

Required Information

Complete the Incyte Diagnostics requisition with the patient's demographics and relevant clinical history.

Stability

Room temperature: 7 days (nails)


 


Ambient: Indefinite (tissue)

Unacceptable Specimen Conditions

Frozen or fixed specimens

Department (code)

Histology

Methodology

Special Stain, Ventana BenchMark Special Stainer (Spokane, Tukwila, Richland)

Estimated TAT

12 business days from receipt

Testing Schedule

Monday–Saturday

Retention

Blocks: 10 years
Slides: 10 years

CPT Code(s)

88312