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The National Genomic Test Directories specify which genomic tests are commissioned by the NHS in England, to be delivered by Genomic Laboratory Hubs.

Clinical Indication ID & Name

M146

Medulloblastoma Group 3 - Paediatric

Test Group

Paediatric

Specialties

Test code

M146.1

Test name

Multi-target NGS panel - small variant (SMARCA4, DDX3X)

Target genes

SMARCA4, DDX3X

Test scope

Small variant detection

Test method/ technology

Panel

Optimal Family Structure

n/a

Eligibility Criteria

Neuropathologist review indicates that molecular assessment will aid diagnosis or management / Specialist paediatric pathology review indicates that molecular assessment will aid diagnosis or management

Test code

M146.2

Test name

SMARCA4 seq

Target genes

SMARCA4

Test scope

Small variant detection

Test method/ technology

Single gene sequencing

Optimal Family Structure

n/a

Eligibility Criteria

Neuropathologist review indicates that molecular assessment will aid diagnosis or management / Specialist paediatric pathology review indicates that molecular assessment will aid diagnosis or management

Test code

M146.3

Test name

DDX3X seq

Target genes

DDX3X

Test scope

Small variant detection

Test method/ technology

Single gene sequencing

Optimal Family Structure

n/a

Eligibility Criteria

Neuropathologist review indicates that molecular assessment will aid diagnosis or management / Specialist paediatric pathology review indicates that molecular assessment will aid diagnosis or management

Test code

M146.4

Test name

SMARCA4 copy number FISH

Target genes

SMARCA4

Test scope

Copy number variant detection to genomewide resolution

Test method/ technology

FISH

Optimal Family Structure

n/a

Eligibility Criteria

Neuropathologist review indicates that molecular assessment will aid diagnosis or management / Specialist paediatric pathology review indicates that molecular assessment will aid diagnosis or management

Test code

M146.5

Test name

PVT1-MYC FISH/RT-PCR

Target genes

PVT1-MYC

Test scope

Structural variant detection

Test method/ technology

FISH/Simple targeted mutation testing

Optimal Family Structure

n/a

Eligibility Criteria

Neuropathologist review indicates that molecular assessment will aid diagnosis or management / Specialist paediatric pathology review indicates that molecular assessment will aid diagnosis or management

Test code

M146.6

Test name

WGS Germline and Tumour

Target genes

All including burden / signature

Test scope

All variant types

Test method/ technology

WGS

Optimal Family Structure

n/a

Eligibility Criteria

Neuropathologist review indicates that molecular assessment will aid diagnosis or management / Specialist paediatric pathology review indicates that molecular assessment will aid diagnosis or management

Test code

M146.7

Test name

Multi-target NGS panel - structural variant (PVT1-MYC, NTRK1, NTRK2, NTRK3)

Target genes

PVT1-MYC, NTRK1, NTRK2, NTRK3

Test scope

Structural variant detection

Test method/ technology

Panel

Optimal Family Structure

n/a

Eligibility Criteria

Neuropathologist review indicates that molecular assessment will aid diagnosis or management / Specialist paediatric pathology review indicates that molecular assessment will aid diagnosis or management / Patient’s clinical status means they are eligible for an NTRK inhibitor in the event an NTRK rearrangement is detected

Test code

M146.8

Test name

Multi-target NGS panel - copy number variant (SMARCA4)

Target genes

SMARCA4

Test scope

Copy number variant detection to exon level resolution

Test method/ technology

Panel

Optimal Family Structure

n/a

Eligibility Criteria

Neuropathologist review indicates that molecular assessment will aid diagnosis or management / Specialist paediatric pathology review indicates that molecular assessment will aid diagnosis or management

Test code

M146.9

Test name

DNA Methylation

Target genes

Methylation status of multiple CpG sites

Test scope

Methylation analysis

Test method/ technology

Methylation array (whole genome)

Optimal Family Structure

n/a

Eligibility Criteria

Neuropathologist review indicates that molecular assessment will aid diagnosis or management / Specialist paediatric pathology review indicates that molecular assessment will aid diagnosis or management

Commissioning group

n/a

Overlapping idications

n/a

Address for samples/request forms

Dept of Clinical Neuropathology
King’s College Hospital
 Denmark Hill
London
SE5 9RS

Supporting documents

n/a

Education resources

n/a

Turn around times

All our turnaround times are listed on our specific turn around page https://southeastgenomics.nhs.uk/professionals/service-turn-around-times/

Consent record

See consent guidance in test request form

Sample requirements

Samples may be rejected for the following reasons: 1.Samples and request form do not show at least three identical patient identifiers 2.The sample is in the incorrect collection media 3.The request form is not sufficiently completed 4.The sample is not of sufficient volume 5.The sample is too old