Chymotrypsin by IHC

Alphabetical Test listing

Test name:

Chymotrypsin by IHC

Test number:

12376 - Technical only, 12379 - Technical & interpretation

Excellian order number:

LAB12376
LAB12379

Tests included:

Useful for:

Chymotrypsin can be useful in classifying carcinomas of the pancreas by identifying cells with acinar differentiation
Carcinomas with ductal or endocrine differentiation will generally be negative for chymotrypsin

Specimen type:

Tissue

Processing instructions:

Prepare a formalin-fixed, paraffin-embedded (FFPE) tissue block

Transport container:

Formalin-fixed, paraffin-embedded (FFPE) tissue block

Alternate transport container:

FFPE tissue section mounted on a charged, unstained slide

Transport and stability:

Ambient (preferred)

Reason for rejection:

Performing lab:

AHL - Immunohistochemistry

Days set up:

Mo - Fr

TAT:

1 - 2 days

Method:

Immunohistochemical staining and microscopic examination

Reference ranges:

If requested, an interpretive report will be provided

Clinical information:

Specifications

Chymotrypsin is an antibody that reacts with human pancreatic chymotrypsin, made by the acinar cells of the exocrine pancreas
This antibody does not cross react with human pancreatic trypsin

Staining pattern

CPT codes:

88342 - 1st stain
88341 - each additional stain

Date created:

10/30/2017

Revised date:

10/18/2018

Review date:

01/12/2024