Test Catalog

Test ID: BLOOM    
Chromosome Analysis, Sister Chromatid Exchange (SCE) for Bloom Syndrome, Blood

Useful For Suggests clinical disorders or settings where the test may be helpful

Establishing a diagnosis of Bloom syndrome

Genetics Test Information Provides information that may help with selection of the correct genetic test or proper submission of the test request

Diagnostic testing for Bloom syndrome

Reflex Tests Lists tests that may or may not be performed, at an additional charge, depending on the result and interpretation of the initial tests.

Test IDReporting NameAvailable SeparatelyAlways Performed
_M20AMetaphases, 1-19No, (Bill Only)No
_M25AMetaphases, 20-25No, (Bill Only)No
_MG26Metaphases, >25No, (Bill Only)No

Testing Algorithm Delineates situations when tests are added to the initial order. This includes reflex and additional tests.

This test includes a charge for cell culture of fresh specimens and professional interpretation of results. Analysis charges will be incurred for total work performed, and generally include 2 banded karyograms and the analysis of 20 metaphase cells. If no metaphase cells are available for analysis, no analysis charges will be incurred. If additional analysis work is required, additional charges may be incurred.

Special Instructions Library of PDFs including pertinent information and forms related to the test

Method Name A short description of the method used to perform the test

Cell Culture with Exposure to BrdU Prior to Harvest followed by Statistical Analysis of Metaphases for Spontaneous Sister Chromatid Exchange.

NY State Available Indicates the status of NY State approval and if the test is orderable for NY State clients.


Reporting Name Lists a shorter or abbreviated version of the Published Name for a test

Chromosomes, Bloom Syndrome