Calretinin

A highly specific and reproducible marker for epithelial mesothelioma, helping to distinguish it from adenocarcinoma. Also positive in ovarian stromal tumors.

Synonyms
Calretinin
Turnaround Time
24 hrs
Methodology
IHC
Specimen Requirements

Tissue Block: Formalin-fixed, paraffin-embedded (FFPE) tumor block preferred.

Unstained Slides: Recommended 2charged slides per stain requested (minimum of 1 slide per stain),baked or unbaked.

Fixation: Tissue must be fixed in 10% neutral buffered formalin for 6–72 hours.

Storage and Transportation

Use cold pack for transport. Make sure cold pack is not in direct contact with specimen.

CPT Codes
88342x1 or 88341x1