Clinics and Departments

Laboratory Services

Lab Dept:

Anatomic Pathology

Test Name:

CHROMOSOMES, LEUKEMIC BLOOD (ANW)

General Information

Lab Order Codes:

LBCH

Synonyms:

Chromosome Analysis on Leukemic Blood; High Resolution, Karyotype

CPT Codes:

88237 – Tissue culture for neoplastic disorders; bone marrow, blood cells
88262 - Chromosome analysis; count 20-25 cells, 2 karyotypes with banding

Test Includes:

N/A

Logistics

Test Indications:

N/A

Lab Testing Sections:

Anatomic Pathology – Sendouts

Referred to:

Abbott Northwestern Laboratory – Cytogenetics (ANW Test#: 435)

Phone Numbers:

MIN Lab: 612-813-6280

STP Lab: 651-220-6550

Test Availability:

Daily until 7:00pm

Turnaround Time:

2 – 21 days, testing performed daily

Special Instructions:

Request form must include date and time of specimen collection, attending physician, diagnosis (or reason for referral), clinical status, information regarding medication or transfusions, and specimen type.

Specimen

Specimen Type:

Whole blood

Container:

Green top (Na heparin) tube

Draw Volume:

3 - 5 mL blood

Processed Volume:

Same as Draw Volume

Collection:

Routine venipuncture

Special Processing:

Use ANW request form B. Call (612-863-4541) prior to sending specimen. Send to MOB 402. Inform if specimen is to run stat.

Patient Preparation:

None

Sample Rejection:

Frozen or refrigerated specimen

Interpretive

Reference Range:

Interpretive report

Methodology:

Determined by Laboratory Director based on clinical information.

References:

Abbott Northwestern Cytogenetics Lab, December 2004



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