High Resolution Band Karyotyping Test, Price, Normal Range | Sprint Diagnostics Hyderabad

Patient Preparing : There are no specific instructions required for this test. You do not need to fast, and there are no restrictions on water consumption.

₹ 5000


The High Resolution Band Karyotyping test is a standard genetic test used in cytogenetics. This test is primarily employed to identify structural and numerical abnormalities in chromosomes. Karyotyping can provide information about chromosomal abnormalities that can cause genetic diseases, certain types of cancer, and other abnormalities.

High-resolution banding (HRB) is an advanced karyotyping technique that allows for the identification of individual chromosomes and their abnormalities. This test involves staining the chromosomes to produce a unique pattern of light and dark bands. Each band represents a specific region of a chromosome. By examining these bands, geneticists can identify certain chromosomal abnormalities, such as deletions, duplications, inversions, and translocations.

Standard karyotyping can only detect large chromosomal abnormalities. In contrast, high-resolution banding can reveal smaller, more subtle changes. The increased resolution comes from the ability to visualize additional bands that aren't seen in standard karyotyping. High-resolution banding karyotype can reveal 550-850 bands, compared to the 300-400 bands seen with the standard technique.

Test Name High Resolution Band Karyotyping
Sample Type Blood
Preparations Required There are no specific instructions required for this test. You do not need to fast, and there are no restrictions on water consumption.
Report Time 14 days
Price in Hyderabad ₹ 5000

What is the importance of getting this test done?

The High Resolution Band Karyotyping test is vital for diagnosing and managing various genetic disorders. This test can detect chromosomal abnormalities which are often responsible for congenital disabilities, infertility, miscarriages, and certain types of cancer.

Is fasting required for this test?

No, fasting is not required for this test.

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What specific preparation is needed for this test?

No special preparation is needed for this test.

When should I get this test?

This test is recommended if you or your family has a history of genetic disorders, if you've had multiple miscarriages or fertility issues, or if you're pregnant and your doctor suspects a genetic disorder in the fetus.

What does this test measure?

This test measures and identifies the number and structure of chromosomes in a cell. By doing so, it can reveal any chromosomal abnormalities that might be causing disease or other issues.

How often should I get tested?

The frequency of this test depends on your individual circumstances. Your doctor will recommend the appropriate testing schedule based on your health, medical history, and any potential symptoms.

What are the normal values?

A normal karyotype result is 46,XY for males and 46,XX for females. Any deviation from this can indicate a chromosomal abnormality.

What precautions should I take?

There are no specific precautions for this test. However, it's essential to share your complete medical history with your doctor, including any medications or supplements you're taking.

What factors can affect the levels?

Various factors can affect the results of this test, including age, lifestyle, certain medications, and the presence of a genetic disorder.

Which doctor should I consult if I have abnormal results?

If your results are abnormal, you should consult a geneticist or a specialist in the field related to your specific abnormality, such as a hematologist for blood-related disorders.

Can this test detect all types of chromosomal abnormalities?

While high-resolution banding karyotyping is a powerful tool for detecting chromosomal abnormalities, it may not detect very small or subtle changes. Other tests, such as molecular cytogenetic techniques, may be necessary for comprehensive genetic analysis.

Are there risks involved in this test?

This test is a routine blood test and is generally safe. As with any blood test, there's a slight risk of bruising, bleeding, or infection at the needle site.

Can I take this test during pregnancy?

Yes, this test can be performed during pregnancy to detect chromosomal abnormalities in the fetus. However, this usually requires a more invasive procedure, such as amniocentesis or chorionic villus sampling.

Can this test be performed on children?

Yes, this test can be performed on individuals of all ages, including children.

Are the results of this test 100% accurate?

While this test is highly accurate, no test is 100% foolproof. In some cases, additional testing may be required to confirm a diagnosis.

Can this test be used to diagnose cancer?

Yes, High Resolution Band Karyotyping can detect chromosomal abnormalities associated with certain types of cancer, such as leukemia and lymphoma. However, it's important to note that while these tests can reveal the presence of chromosomal abnormalities, they cannot confirm a diagnosis of cancer on their own. Additional testing is often necessary.

Can this test identify the specific type of genetic disorder I have?

High Resolution Band Karyotyping can detect specific types of chromosomal abnormalities, which can help in diagnosing certain genetic disorders. However, the test cannot identify all types of genetic diseases, especially those caused by small mutations at the DNA level.

What is the difference between High Resolution Band Karyotyping and standard karyotyping?

The main difference between the two methods lies in the level of detail they provide. High Resolution Band Karyotyping reveals more bands per chromosome than standard karyotyping, allowing for the detection of smaller and more subtle chromosomal changes.

How will I receive the results of this test?

Typically, the results will be sent to the healthcare provider who ordered the test, who will then discuss the findings with you. If an abnormality is detected, genetic counseling might be suggested to help understand the implications.

What is a 'band' in this context?

Each chromosome consists of hundreds of genes. When chromosomes are stained in a lab, they show up as striped or banded patterns under a microscope. Each band represents a specific region of a chromosome and contains millions of base pairs of DNA. By analyzing these bands, scientists can identify certain chromosomal changes or abnormalities.

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