Arginase-1 pin

IHC

Arginase-1

Alternate Test Names:
Arginase1

Methodology: IHC

Clinical Significance:
Arginase-1 is a highly sensitive and specific marker of hepatocytes and hepatocellular carcinoma.

Subcellular Localization: Nuclear and cytoplasmic

Organ: Liver

Disease State: Carcinomas of Unknown Primary, Hepatocellular Carcinoma

CPT Code(s): 88342 or 88341 (reference only; CPTs may vary)

Turnaround Time: Within 1-2 business days of receipt

Schedule: Monday - Friday

Specimen Requirements:
• Formalin-fixed, paraffin-embedded (FFPE) tissue block or cell block - OR -
• 1 unstained slide for each test requested plus 3-4 additional unstained slides cut at 4µm

Tech Only