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Retinoblastoma
Clinical Genetic Test
Help
offered by
Institute of Medical Genetics and Genomics
GTR Test Accession: Help GTR000218747.1
INHERITED DISEASECANCEROPHTHALMOLOGY ... View more
Registered in GTR: 2013-06-29
View version history
Last annual review date for the lab: 2024-06-24 LinkOut
At a Glance
Test purpose: Help
Diagnosis; Mutation Confirmation; Pre-symptomatic
Conditions (1): Help
Retinoblastoma
Genes (1): Help
RB1 (13q14.2)
Methods (4): Help
Cytogenetics - FISH-metaphase: FISH; ...
Target population: Help
Not provided
Clinical validity: Help
Not provided
Clinical utility: Help
Not provided
Ordering Information
Offered by: Help
Institute of Medical Genetics and Genomics
Test short name: Help
MRBS
Specimen Source: Help
  • Amniocytes
  • Amniotic fluid
  • Chorionic villi
  • Fresh tissue
  • Frozen tissue
  • Isolated DNA
  • Paraffin block
  • Peripheral (whole) blood
Who can order: Help
  • Genetic Counselor
  • Health Care Provider
  • Licensed Physician
  • Physician Assistant
Test Order Code: Help
MRBS, MRBDD
Contact Policy: Help
Post-test email/phone consultation regarding genetic test results and interpretation is provided to patients/families.
Pre-test email/phone consultation regarding genetic test results and interpretation is provided to patients/families.
Test additional service: Help
Custom Prenatal Testing
Custom mutation-specific/Carrier testing
Informed consent required: Help
Yes
Pre-test genetic counseling required: Help
Yes
Post-test genetic counseling required: Help
Yes
Recommended fields not provided:
How to Order, Lab contact for this test, Test strategy, Test development
Conditions Help
Total conditions: 1
Condition/Phenotype Identifier
Test Targets
Genes Help
Total genes: 1
Gene Associated Condition Germline or Somatic Allele (Lab-provided) Variant in NCBI
Methodology
Total methods: 4
Method Category Help
Test method Help
Instrument
FISH-metaphase
FISH
Deletion/duplication analysis
Multiplex Ligation-dependent Probe Amplification (MLPA)
AB1 3500
Linkage analysis
RFLP markers
Mutation scanning of the entire coding region
Bi-directional Sanger Sequence Analysis
APPLIED BIOSYSTEM 3500
Clinical Information
Test purpose: Help
Diagnosis; Mutation Confirmation; Pre-symptomatic
Recommended fields not provided:
Clinical validity, Clinical utility, Target population, What is the protocol for interpreting a variation as a VUS?, Are family members with defined clinical status recruited to assess significance of VUS without charge?, Will the lab re-contact the ordering physician if variant interpretation changes?, Is research allowed on the sample after clinical testing is complete?, Sample negative report, Sample positive report
Technical Information
Availability: Help
Tests performed
Entire test performed in-house
Analytical Validity: Help
TEST ACCURACY IS 98%
Proficiency testing (PT):
Is proficiency testing performed for this test? Help
No
Recommended fields not provided:
Test Confirmation, Assay limitations, Description of internal test validation method, Citations for Analytical validity, PT Provider, Description of PT method, Major CAP category, CAP category, CAP test list
Regulatory Approval
FDA Review: Help
Not provided
Additional Information

IMPORTANT NOTE: NIH does not independently verify information submitted to GTR; it relies on submitters to provide information that is accurate and not misleading. NIH makes no endorsements of tests or laboratories listed in GTR. GTR is not a substitute for medical advice. Patients and consumers with specific questions about a genetic test should contact a health care provider or a genetics professional.