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Services available

Sample type Service Provided  Reporting Times 
Amniotic fluid

Rapid Aneuploid Screen by QF-PCR or FISH

Culture and Karyotyping. 

Normal cases reported by facsimile & post FISH as appropriate, Abnormal cases reported by telephone, facsimile & post.

< 3 days

14 days

CVS

Rapid Aneuploid Screen by QF-PCR or FISH

Culture and Karyotyping. 

Normal cases reported by facsimile & post FISH as appropriate, Abnormal cases reported by telephone, facsimile & post.

Dissection and referral to centres for DNA or Biochemical tests

< 3 days

14 days

Fetal blood

Rapid FISH

Culture and Karyotyping

Noraml cases - Facsimile & post, Abnormal cases - telephone, Facsimile & post.

< 3 days

10 days

Blood urgent

  1. 1. Neonatal trisomy screen
  2. 2. Parental analysis for prental abnormality
  3. 3. Indeterminate gender
  4. 4. FH of chromosome abnormality presenting in pregnancy

FISH where appropriate

Culture and Karyotyping

OR Microarray

< 3 days

10 days

All other bloods

Culture and Karyotyping 

Microarray analysis:   

Patient:       

Cases requiring further work-up/parental testing

Cases reported by post (facsimile if requested)

28 days

 

28 days

56 days 

Bone marrows

Rapid FISH

FISH, Culture & Karyotyping

Telephone, facsimile & post

Molecular genetics as required

< 3days

Urgent 14 days

Non urgent 21 days

Solid tumours

Rapid FISH

FISH, Culture & Karyotyping

Telephone, facsimile & post

< 3days

Urgent 14 days

Non urgent 28 days

Solid tissue

FISH, Culture & Karyotyping

Reporting by post

Culture & cell banking (cells will be stored indefinitely until advised that it is not required)

28 days
NB 95% of cases to be reported within the Reporting Times guideline

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