Chromosome Analysis, Solid Tumor

Test Code

14603

CPT Codes
88239, 88264

Includes

This test may be replaced by one of the following replacement tests, if the complete test cannot be performed from the submitted specimen:
Solid tumor culture or No Growth; or
Cytogenetics Communication, if a communication is required

Preferred Specimen

5x5 mm solid tumor tissue collected in culture media submitted in a sterile leak-proof container

Minimum Volume

5x5 mm

Other Acceptable Specimens

Solid tumor tissue in Hanks' Ringers solution

Instructions

Clinical history and reason for referral are required with test order.
Please specify the tissue source.

Specimen viability decreases during transit. Send specimen to testing laboratory for viability determination. Do not freeze. Do not reject.

Transport Temperature

Refrigerated (cold packs)

Specimen Stability

Room temperature: See instructions
Refrigerated: See instructions
Frozen: See instructions

Methodology
Karyotype • Microscopy • Tissue Culture

Setup Schedule

Set up: Mon-Sat; Report available: 21 days

Reference Range

See Laboratory Report

Clinical Significance

This test is for cytogenetic analysis of solid tumors such as PNET and sarcoma. Primary cultures are established from the tumor biopsy submitted. When available, 20 metaphase cells are examined microscopically for chromosome abnormalities.

Performing Laboratory

Quest Diagnostics Nichols Institute

14225 Newbrook Drive

Chantilly, VA 20153

The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.