Days Set Up
Monday - Friday, 8:00am - 4:00pm. If necessary a STAT courier may be arranged for processing a sample on a priority basis. Call the laboratory at 763-5805 for additional information.
Analytic Time

3 - 6 weeks for sufficient cell growth depending on the recipient laboratory's requirements.

MiChart Code
Cytogenetics, Tissue Culture Only
Soft Order Code
CGNTO

Test Updated:

Synonyms

Fibroblast Culture
CGLABEL
GENERIC CYTOGENETICS TEST
Cytogenetics, Skin Biopsy
Tissue Culture for Sendout Testing
CGNTO
Cytogenetics, Tissue
TCO
TISSUE CULTURE ONLY
TCOHOLD
TISSUE CULTURE ONLY (SENDOUT)

Looking to order a test?

We’ve provided helpful links to make ordering easy.

Find a Requisition

All specimens should be accompanied by a requisition.

Submitting Specimens

Learn about how to properly label and where to ship specimens.

Order Kits and Supplies

MLabs provides all the supplies necessary for the collection of specimens.

Test FAQ

Visit our provider FAQ and learn about common questions to ordering tests.

Test Overview

Test Methodology

Cell Culture

Test Usage

Fibroblasts are grown for various metabolic studies to be performed at an external Reference Laboratory.

Reference Range
 

* Reference ranges may change over time. Please refer to the original patient report when evaluating results.

Specimen Requirements

Collection Onsite

Obtain skin biopsy. Use alcohol to cleanse skin; do not use betadine. If betadine must be used, wash betadine from skin with alcohol prior to biopsy. Place full-thickness punch biopsy in Chromosome Media (may be obtained from Specimen Processing). Please complete a MiChart test request and submit it with the specimen. A Cytogenetics Laboratory Requisition is available online at: http://www.pathology.med.umich.edu/handbook/Tables/UM_REQ_CYTOGENETICS….

Collection Offsite

Specimen transport should be arranged so that the specimen is received by MLabs the same day it is collected. Call for a STAT courier if necessary. Obtain skin biopsy. Use alcohol to cleanse skin; do not use betadine. If betadine must be used, wash betadine from skin with alcohol prior to biopsy. Place full-thickness biopsy in Chromosome Media, available from MLabs.

Minimum Volume
 

Billing Information

CPT Code
88233
Pro Fee Code
 
LOINC
 

Have More Questions?

Explore our helpful billing resources:

Our High Standard

Quality that sets us apart

As the reference laboratory division of Michigan Medicine's Department of Pathology, MLabs shares the institution's commitment to applying established quality principles to clinical laboratory testing. Like other large organizations in complex, consequential fields, we rely on an established approach to monitor quality throughout the testing process.