Available tests

Molecular Genetics | Cytogenetics tests

 

Molecular Genetics - tests offered:

All available tests are listed below. There is further information available for certain tests by clicking on the appropriate link.

Please download and complete the appropriate forms for all test requests:

Related page: User information - Molecular Genetics

 

All test requests may be reviewed by the genetics service. The laboratory reserves the right not to test samples or send referrals to other laboratories.

 

Reporting time codes 1-6:

1 - Mutation screening of gene(s) 8 weeks
2 -Testing for a known mutation 2 weeks
3 - Direct test (repeat expansion, dosage) 2 weeks
3a - Direct test (Southern blot analysis) 8 weeks
4 - Family studies (linkage analysis) 2 weeks
5 - Methylation studies 2 weeks
6 -Samples sent to another laboratory 2-8 weeks

Name of test

Reporting time codes


Allan Herndon Dudley syndrome (AHDS)

1, 2


Alzheimer disease (familial cases only)

6


Androgen insensitivity syndrome (AIS)

1, 2


Angelman syndrome (AS)

4, 5


Breast/Ovarian cancer (familial cases only)
Referrals only accepted from Clinical Genetics

1, 2, 6


Congenital adrenal hyperplasia (21-OH)

6


Cystic fibrosis (CF)
Delta F508 and 28 common mutations

2

Urgent newborn screening (IRT) 5 days Rare mutation screening by specific request

6


Donohue syndrome

1, 2


Dentatorubral-Pallidoluysian atrophy (DRPLA)

3


Duchenne/Becker muscular dystrophy
Extended mutation screening by specific request

3


Dystonia (DYT1)

6


Emery Dreifuss muscular dystrophy, (X-linked)

1, 2


Fabry disease

6


Facio-scapula-humeral muscular dystrophy

6


Familial dysalbuminaemic hyperthyroximaemia

R218H, R218P, L66P common albumin mutations:

2


Focal & segmental glomerulosclerosis (FSGS)

1, 2


Fragile X syndrome (FraX)
FRAX-E testing by specific request

3a


Friedreich ataxia (FRDA)
Rare mutation screening by specific request

3


Frontotemporal dementia with Parkinsonism

MAPT and PGRN genes

1, 2


Gaucher disease

6


Gitelman syndrome (GMS)

1, 2


Glucorticoid-remediable aldosteronism (GRA)

3


Gonadal dysgenesis (SRY gene)

1, 2


Haemochromatosis (HFE)
C282Y and H63D common mutations

2


Haemophilia A and B (Factor VIII & IX deficiency)

6


Hereditary fructose intolerance (HFI)

1, 2


Hereditary non-polyposis colon cancer (HNPCC)

1, 2


Hereditary motor & sensory neuropathy (HMSN/HNPP)
Deletion/duplication analysis (PMP22 gene only)
Extended mutation screening by specific request only

6


Huntington disease
Presymptomatic referral only accepted from Clinical Genetics

3


Incontinentia pigmenti (IP)

Common NEMO deletion

3


Liddle syndrome

1, 2


Medium-chain acyl CoA dehydrogenase deficiency
Common mutation K329E (p.K304E) only

2


Metachromatic leukodystrophy

6


Mitochondrial disorders MELAS, MERRF, LHON, NARP
Requires completed clinical information sheet

6


Multiple endocrine neoplasia Types 1 & 2
Requires completed clinical information sheet

6


Myotonic dystrophy (DM1)

3a


Neurofibromatosis type 2 (NF2)

6


Oculopharyneal muscular dystrophy (OPMD)

6


Prader-Willi syndrome (PWS)

4, 5


Polycystic kidney disease (PKD2)

1, 2


Rabson Mendenhall syndrome

1, 2


Renal tubular acidosis (dRTA)

1, 2


Retinoschisis, X-linked (RS1)

1, 2


Sensory neural hearing loss (SNHL)
Common mutations only (Connexin 26/30)

6


Spinal bulbar muscular atrophy (Kennedy disease)

3


Spinal muscular atrophy (SMA)

6


Spinocerebellar ataxia (SCA)
Types 1, 2, 3, 6, 7 & 17

3


Stickler syndrome

2, 4


Thyroid hormone resistance (THR)

1, 2


Tuberous sclerosis (TSC)

1, 2


Uromodulin nephropathy (MCKD2/FJHN)

1, 2


Von Hippel-Lindau syndrome

1, 2


Confirmation of mutation found on a research basis


Other family members

8 weeks

Index case

2


The above information can be found in this leaflet:

 

 

Cytogenetics tests:

Download: Cytogenetics Referral Card (119 KB)

Prenatal diagnosis

Postnatal diagnosis

Fluorescent in-situ hybridisation (FISH) analysis