Classic view of this page
MERRF
Clinical Genetic Test
Help
offered by
Institute of Medical Genetics and Genomics
GTR Test Accession: Help GTR000218723.2
INHERITED DISEASEDYSMORPHOLOGYMETABOLIC DISEASE ... View more
Last updated in GTR: 2013-06-29
View version history
Last annual review date for the lab: 2025-06-30 LinkOut
At a Glance
Test purpose: Help
Diagnosis; Mutation Confirmation
Conditions (2): Help
MERRF syndrome; MERRF/MELAS overlap syndrome
Chromosomal regions/ Mitochondria (1): Help
Mitochondrion
Genes (1): Help
MT-TK ()
Methods (1): Help
Molecular Genetics - Targeted variant analysis: Allele-specific primer extension (ASPE)
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
MER
Specimen Source: Help
  • Isolated DNA
  • Muscle biopsy
  • Peripheral (whole) blood
Who can order: Help
  • Genetic Counselor
  • Health Care Provider
  • Licensed Physician
  • Physician Assistant
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.
Informed consent required: Help
Yes
Pre-test genetic counseling required: Help
Decline to answer
Post-test genetic counseling required: Help
Yes
Recommended fields not provided:
Test Order Code, How to Order, Lab contact for this test, Test strategy, Test development
Conditions Help
Total conditions: 2
Condition/Phenotype Identifier
Test Targets
Chromosomal regions/Mitochondria Help
Total chromosomal regions/mitochondria: 1
Chromosomal region/Mitochondrion Associated condition
Genes Help
Total genes: 1
Gene Associated Condition Germline or Somatic Allele (Lab-provided) Variant in NCBI
Methodology
Total methods: 1
Method Category Help
Test method Help
Instrument *
Targeted variant analysis
Allele-specific primer extension (ASPE)
* Instrument: Not provided
Clinical Information
Test purpose: Help
Diagnosis; Mutation Confirmation
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
Test Comments: Help
Mutation panel: MERRF A8344G ,MELAS A3243G , T3271C, A3291C,MERRF / MELAS T8356C
Availability: Help
Tests performed
Entire test performed in-house
Analytical Validity: Help
PRESENCE OF MUTATION CONFIRMS DIAGNOSIS 100%
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.