IHC

NKX3.1

Identifies a nuclear tumor suppressor protein expressed almost exclusively in prostate tissue and prostatic adenocarcinoma. This marker is highly specific for prostatic origin and is valuable in confirming metastatic carcinomas of uncertain primary site when prostate cancer is suspected.

Full Description

Identifies a nuclear tumor suppressor protein expressed almost exclusively in prostate tissue and prostatic adenocarcinoma. This marker is highly specific for prostatic origin and is valuable in confirming metastatic carcinomas of uncertain primary site when prostate cancer is suspected.

Methodology

IHC

Specimen Requirements

Tissue Block: Formalin-fixed, paraffin-embedded (FFPE) tumor block preferred. Unstained Slides: Recommended 2 charged 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.

Turnaround Time

24 Hrs

CPT Codes

88342x1 or 88341x1