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FISH for Trisomy 13

FISH for Trisomy 13

FISH for Trisomy 13 is a specialized diagnostic test that employs Fluorescence In Situ Hybridization (FISH) to detect the presence of an extra chromosome 13 in cells. Trisomy 13, also known as Patau syndrome, is a genetic disorder in which a person has three copies of chromosome 13 instead of the usual two. This condition leads to severe intellectual disability and physical abnormalities in many parts of the body. Among the common features are heart defects, brain or spinal cord abnormalities, very small or poorly developed eyes, extra fingers or toes, cleft lip or palate, and weak muscle tone (hypotonia).

FISH for Trisomy 13 helps in early and precise detection of the condition. The technique uses fluorescent probes that bind to specific areas of chromosome 13. When viewed under a fluorescence microscope, if three copies of chromosome 13 are observed, this indicates Trisomy 13.


  • Test NameFISH for Trisomy 13
  • Sample TypeBlood Sample
  • Preparations RequiredNo specific instructions are needed.
  • Report Time5 days

What is FISH for Trisomy 13?

FISH for Trisomy 13 is a diagnostic test that uses fluorescent probes to detect if there is an extra copy of chromosome 13 in the cells, which is indicative of Trisomy 13 or Patau syndrome.

What is Trisomy 13 or Patau syndrome?

Trisomy 13, also known as Patau syndrome, is a genetic disorder where a person has three copies of chromosome 13. It is associated with severe intellectual disability and physical abnormalities, including heart defects and cleft lip or palate.

Home Sample Collection Process

1
Book your convenient slot
Book your convenient slot
2
Sample Collection by Phlebotomist
Sample Collection by Phlebotomist
3
Reporting of the sample at lab
Reporting of the sample at lab
4
Download Reports
Download Reports
Frequently Asked Questions

For prenatal testing, an amniocentesis is performed where a small sample of amniotic fluid is collected. For postnatal testing, a blood sample is collected. The sample is then analyzed using fluorescent probes that bind to chromosome 13. The cells are examined under a fluorescence microscope to check for the presence of an extra chromosome.

Testing for Trisomy 13 is important for early detection and management of the condition. Knowing if a fetus has Trisomy 13 can help in making informed decisions regarding the pregnancy and preparing for the specialized care that will be needed if the child is born with the condition.

Pregnant women who have a family history of genetic disorders, are of advanced maternal age, or have had abnormal ultrasound findings or other screening tests should consider getting tested for Trisomy 13.

Trisomy 13 can cause a range of symptoms including heart defects, brain abnormalities, small or underdeveloped eyes, extra fingers or toes, cleft lip or palate, and weak muscle tone.

There is no cure for Trisomy 13, and the condition is often associated with severe physical and intellectual disabilities. Management focuses on improving the quality of life and addressing symptoms and complications.

Trisomy 13 is a rare genetic disorder. It is estimated to occur in about 1 in every 10,000 newborns.

Yes, Trisomy 13 can be detected before birth through prenatal testing such as FISH, as well as other screening tests and ultrasounds.

If your baby is diagnosed with Trisomy 13, it is important to work closely with a team of doctors and specialists who can provide the necessary care and support for your child’s specific needs.

Trisomy 13 is a genetic disorder and cannot be prevented through lifestyle changes. However, receiving proper prenatal care can help in early detection.

There are various support groups and organizations that provide resources and support to families with a child diagnosed with Trisomy 13.

The life expectancy for individuals with Trisomy 13 is often limited. Many babies with Trisomy 13 pass away within their first days or weeks of life, though some individuals have lived into adolescence or adulthood with extensive medical support.

If the test shows Trisomy 13, it is advisable to consult a geneticist or a pediatrician experienced in managing genetic disorders.

Trisomy 13 or Patau syndrome is a serious genetic disorder that affects many aspects of physical and mental development. The FISH for Trisomy 13 test is instrumental in diagnosing this condition, allowing families and doctors to make informed decisions regarding management and care. If you are pregnant and concerned about the genetic health of your baby, it is crucial to communicate with your doctor about the available testing options, including FISH for Trisomy 13.

FISH for Trisomy 13
₹ 3900
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Locations Near You in Hyderabad
  • 4KM from Madhapur
  • 3KM from Banjara Hills
  • 1.9KM from Yusufguda
  • 3KM from Madhura Nagar
  • 5KM from Shaikpet