FISH for Aneuploidy 9 Markers - Price, Normal Range | Sprint Diagnostics Hyderabad

Patient Preparing : There are no specific preparations required for the test. However, it is important to follow the doctor’s instructions regarding the amniocentesis or CVS procedures.

₹ 15000


The FISH for Aneuploidy with 9 markers is a specialized prenatal diagnostic test that evaluates the presence of an abnormal number of specific chromosomes in a fetus. It examines chromosomes 9, 13, 15, 16, 18, 21, 22, X, and Y. This test is a crucial part of prenatal diagnostics as it helps in the early detection of chromosomal disorders, which may impact the development and health of the fetus.

FISH, or Fluorescence In Situ Hybridization, is a technique that uses fluorescent probes to visualize and count specific DNA sequences on chromosomes. By examining nine different chromosomes, this test can detect a variety of chromosomal abnormalities. For example, abnormalities in chromosome 21 are associated with Down syndrome, and anomalies in chromosomes X and Y can lead to sex-linked disorders.

Test Name FISH for Aneuploidy - 9 Markers Chr 9/13/15/16/18/21/22/X/Y (Prenatal)
Sample Type Amniotic fluid or chorionic villus sample (CVS)
Preparations Required There are no specific preparations required for the test. However, it is important to follow the doctor’s instructions regarding the amniocentesis or CVS procedures.
Report Time 5 days
Price in Hyderabad ₹ 15000

Why is the FISH for Aneuploidy with 9 markers test important?

This test is vital for detecting chromosomal abnormalities in the fetus, specifically for chromosomes 9, 13, 15, 16, 18, 21, 22, X, and Y. Early detection can provide crucial information regarding potential chromosomal disorders and help in planning necessary interventions or care.

How is the test performed?

This test requires a sample of amniotic fluid or chorionic villi, obtained through amniocentesis or CVS. In the lab, fluorescent probes are used to bind to specific chromosomes in the sample, and a microscope is used for visualization and counting.

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When should I consider taking this test?

This test is usually recommended during the second trimester of pregnancy. It might be suggested earlier in cases of high risk for chromosomal abnormalities.

What do abnormal test results mean?

Abnormal results indicate an abnormal number of chromosomes, which might be associated with a variety of chromosomal disorders such as Down syndrome, Trisomy 13, or sex-linked disorders.

Are there any risks associated with this test?

The test itself does not pose risks, but the procedures for obtaining the sample, such as amniocentesis or CVS, carry a small risk of infection or miscarriage.

What steps should be taken if the test results are abnormal?

If test results are abnormal, it is important to consult your doctor to understand the implications and discuss the available options and steps for managing the pregnancy.

Is FISH for Aneuploidy with 9 markers a definitive test?

FISH is highly accurate but is often used in conjunction with other genetic tests for a comprehensive assessment.

Can lifestyle or medication affect the test results?

No, lifestyle or medication does not affect the number of chromosomes in fetal cells.

Is genetic counseling recommended after receiving abnormal results?

Yes, genetic counseling is strongly recommended in order to understand the implications of abnormal results and make informed decisions regarding the pregnancy.

Can this test determine the gender of the baby?

Yes, by analyzing the X and Y chromosomes, the test can determine the gender of the baby.

Is this test routinely recommended for all pregnancies?

This test is not routine and is usually recommended for high-risk pregnancies where there is a higher chance of chromosomal abnormalities.

How does this test differ from other prenatal tests?

FISH is a diagnostic test that provides definite information about the number of specific chromosomes, unlike screening tests which only indicate the likelihood of a chromosomal abnormality.

Can this test detect all chromosomal abnormalities?

No, this test specifically targets chromosomes 9, 13, 15, 16, 18, 21, 22, X, and Y. It does not provide information on structural abnormalities or other chromosomes.

Are there alternatives to this test?

Yes, alternatives include karyotyping, microarray analysis, and non-invasive prenatal testing (NIPT).

What are the limitations of the FISH test?

FISH can only analyze specific chromosomes and does not detect other genetic disorders or structural abnormalities. Also, it requires invasive procedures for sample collection, which carry risks.

The FISH for Aneuploidy with 9 markers is a significant diagnostic tool in prenatal care, providing expecting parents with valuable information about potential chromosomal disorders in their unborn child. This information is essential in helping to plan for any necessary interventions or specialized care that the child may need after birth. It is crucial to discuss the options for prenatal testing with your doctor to ensure that you are making the best choices for the health of your child. Through informed decisions and proactive care, you can work towards ensuring a healthier and more secure future for your child.

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