CHROMOSOME ANALYSIS, PRODUCTS OF CONCEPTION

Tissue Culture and Standard Cytogenetics

 

Test Performed At:

 

 

Cytogenetic Lab at Washington University Pathology

 

Specimen Required:

 

 

Acceptable tissues are fetal, cord blood, or origin placenta w/chronic villi:

 

 

1.0 cm2 biopsy of fetal tissue. If fetal tissue is not available, extra embryonic tissue is acceptable. (All attempts should be made to get tissue from the placenta. Maternal tissue will net be setup.) Place biopsy in a screw-capped, sterile container with sterile tissue culture medium. DO NOT USE STERILE SALINE. (Tissue culture medium is supplied by St. Louis Children’s Hospital.) Do not handle with hands. Forward promptly at ambient temperature only.

 

 

NOTE: 

Please complete a "Cytogenetics Requisition Form" and forward it with the specimen. This form is supplied by St. Louis Children’s Hospital.

 

Laboratory Notes:

 

 

DO NOT PROCESS

 

 

NOTE:

Include a completed “Cytogenetics Requisition Form" and forward it with the specimen.

 

Reference Values:

 

 

An interpretive report will be provided.

 

Day(s) Test Set Up:

 

 

Monday - Saturday

 

Cut-Off Time:

 

 

 

 

Turn Around Time:

 

 

Up to 1 month

 

CPT Code:

 

 

88262 -

chromosome analysis, count 15-20 cells, 2 karyotypes, with banding

 

 

88280 -

Additional karyotype, each study

 

 

88233 -

tissue culture for chromosome analysis

 

 

 

 

 

Care Manager Order Name:

 

 

Cytogen Tracking

 

KIDDOS Order Name:

 

 

Cytogenetics Studies Tracking Test

 

Cerner Order Name:

 

 

Cytogen Tracking

 

 Last Updated 01/09