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Micrometastases-Melanoma/Carcinoma in Lymph Node

CPT 88342

Test Details

Cancer Type

Melanoma

Technology Used

IHC

Turnaround Time

2-4 days
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Use

Evaluation of micrometastasis in carcinoma and melanoma.

Special Instructions

Send all slides within 6 weeks of cutting.; Minimum of 4 slides per antibody per level according to protocol; Mount on Poly-L-Lysine-coated or plus (+) slides. Mounting specimens on €œcapillary gap€ slides is preferable for IHC.

Test Includes

Multiple IHC analyses; specific markers will depend on diagnosis as listed on test requisition

Methodology

Immunohistochemistry (IHC)

Specimen Requirements

Information on collection, storage, and volume

Specimen

Tissue

Volume

0.2 cm x 0.2 cm x 0.2 cm tissue or 4 unstained slides; Precut slides from paraffin blocks in 5 micron sections.

Container

Paraffin block transport pouch; unstained slides in slide mailer

Storage Instructions

Store specimen at room temperature

Collection

Tissue should be well-fixed in formalin. If alternative fixative is used, it should be noted on the requisition. Air dry. Do not oven dry.
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