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GTR Home > Tests > FISH Analysis, Custom Proband/Family Member Study

Overview

Test order codeHelp: FISHON

Test name

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FISH Analysis, Custom Proband/Family Member Study

Purpose of the test

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This is a clinical test intended for Help: Diagnosis, Risk Assessment

Condition

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Click Indication tab for more information.

How to order

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Samples can be accepted 7 days a week (Monday - Sunday). All samples must be labeled with minimum of two patient identifying information (e.g. Patient Name and Date of Birth). Please submit all samples with a completed test requisition form.
Order URL Help: https://www.nationwidechildrens.org/specialties/laboratory-services

Specimen source

Amniotic fluid
Cell culture
Cord blood
Cystic hygroma fluid
Fetal blood
Fresh tissue
Peripheral (whole) blood
Product of conception (POC)
Skin

Methodology

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Cytogenetics
IFISH-interphase
Fluorescence in situ hybridization (FISH)
  • None/not applicable
MFISH-metaphase
Fluorescence in situ hybridization (FISH)
  • None/not applicable

Summary of what is tested

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Clinical utility

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Not provided

Clinical validity

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Not provided

Test services

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  • Clinical Testing/Confirmation of Mutations Identified Previously
  • Confirmation of research findings
  • Custom Balanced Chromosome Rearrangement Studies
  • Marker Chromosome Identification

Practice guidelines

  • NSGC, 2021
    National Society of Genetic Counselors Position Statement: Prenatal Cell-Free DNA Screening

IMPORTANT NOTE: NIH does not independently verify information submitted to the GTR; it relies on submitters to provide information that is accurate and not misleading. NIH makes no endorsements of tests or laboratories listed in the 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.