Pathology Handbook

Recent changes for Chromosome Breakage Studies
Date	Field	Changed From	Changed To
25th May 2026	Assay name	Chromosome Fragility test	Chromosome Breakage Studies
	Alternative names	Chromosome Instability, Chromosome Breakage Analysis	Chromosome Instability, Chromosome Fragility, Fanconi Anaemia (MS FAD), Ataxia Telangiectasia
	Request Group	CHROMFRAG	MS FAD or MISC MS
	Volume (Adults)	10 mL	6 mL
	Minimum/Paediatric Volume	5 mL	2 mL
	Collection & Request Instructions	Samples should be collected Monday to Thursday.	Samples should be collected on Mondays - Wednesday due to interstate sendaway
	Frequency	By Arrangement	As Requested

Alternative Names:

Chromosome Instability
Chromosome Fragility
Fanconi Anaemia (MS FAD)
Ataxia Telangiectasia

Laboratory:

Human Molecular

Test Code:

MS FAD or MISC MS

Specimen Types:

Blood

Container Types:

Lithium Heparin (without Gel)

Adults Volume or Mass:

6 mL

Minimum/Paediatric Volume or Mass:

2 mL

Collection & Request Instructions:

Samples should be collected on Mondays - Wednesday due to interstate sendaway

Transport Instructions between Sites and/or Laboratories:

Room Temperature

Assay Frequency:

As Requested

External Laboratory:

Pathology Queensland (Townsville)

Billing Information:

Non-CMBS test- Cost $605.95

Additional Notes:

Must be received by testing laboratory within 72 hours of collection