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GTR Home > Tests > Chromosomal microarray

How to order

How To Order

Laboratory's Test Page

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https://apps.chop.edu/service/laboratories/olsd.cfm/division-genomic-diagnostics

How To Order

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Please contact the lab before sending the sample. Sample requirement: 3-5mL blood in each in green and purple top tubes or 2 X T25 confluent flasks of culture amniocytes or chorionic villus, at least 5ug good quality DNA
Order URL Help: http://www.chop.edu/centers-programs/division-genomic-diagnostics

Informed Consent Required Help: Based on applicable state law

Specimen Source

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  • Amniocytes
  • Chorionic villi
  • Cord blood
  • Fetal blood
  • Fresh tissue
  • Frozen tissue
  • Isolated DNA
  • Peripheral (whole) blood
  • Product of conception (POC)
  • Saliva
  • Skin

Test Codes

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Not provided

Test Orderable By

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  • Genetic Counselor
  • Health Care Provider
  • Licensed Physician
  • Nurse Practitioner
  • Registered Nurse

Test services

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  • Clinical Testing/Confirmation of Mutations Identified Previously

Ordering Requirements

Genetic Counseling Required Pre-test Help
Decline to answer
Genetic Counseling Required Post-test Help
Decline to answer

Contact Policy

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  • 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.

Practice guidelines

  • NICE, 2021
    UK NICE Guideline CG170, Autism spectrum disorder in under 19s: support and management, 2021
  • NICE, 2021
    UK NICE Guideline CG142, Autism spectrum disorder in adults: diagnosis and management, 2021

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.