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FISH for 1 Marker

FISH for 1 Marker

Fluorescence In Situ Hybridization (FISH) is a molecular cytogenetic technique that utilizes fluorescent probes to detect the presence or absence of specific DNA sequences on chromosomes. The term “1 Marker” in FISH for 1 Marker refers to targeting a single specific DNA sequence or chromosomal region in the analysis. This test is of paramount importance in diagnosing various genetic disorders, monitoring the effectiveness of treatment, and determining the prognosis of certain diseases.

FISH for 1 Marker is often used to pinpoint specific genetic mutations or chromosomal abnormalities. The technique is widely applied across various medical fields including oncology, hematology, and prenatal diagnosis. By analyzing a single marker, healthcare professionals are able to gather valuable insights into the genetic composition of cells.


  • Test NameFISH for 1 Marker
  • Sample TypeBlood, Bone Marrow or Tissue
  • Preparations RequiredThere are no specific patient preparations required for blood samples. For bone marrow biopsy or tissue samples, it is important to follow the doctor's instructions regarding the procedure.
  • Report Time5 days

What does FISH for 1 Marker entail?

FISH for 1 Marker is a laboratory technique that uses fluorescent probes to visualize and analyze a single specific DNA sequence or chromosomal region within cells. This test can identify chromosomal abnormalities and mutations.

Why is FISH for 1 Marker performed?

FISH for 1 Marker is performed to detect specific genetic abnormalities that can be associated with certain diseases, such as cancer, genetic disorders, or prenatal conditions. It helps in the diagnosis, monitoring of treatment efficacy, and prognosis determination.

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

The test is performed on a blood, bone marrow, or tissue sample. The sample is treated with fluorescent probes that bind to a specific DNA sequence. The sample is then examined under a fluorescence microscope to observe the binding of the probes.

It is recommended when there is a suspicion of a genetic abnormality, cancer, or certain genetic disorders. It is also employed for prenatal screening and in cases where a specific genetic marker needs to be examined.

This test is highly versatile and can detect a range of genetic abnormalities, such as deletions, duplications, translocations, and mutations in specific genes or chromosomal regions.

Blood collection is minimally invasive. Bone marrow biopsy can cause discomfort, and the doctor may use local anesthesia. The level of pain or discomfort varies among individuals.

This test is highly sensitive and can detect even low levels of genetic abnormalities. It can provide critical information for diagnosis, treatment planning, and understanding the likelihood of treatment success.

The risks are generally minimal and associated with the sample collection process. For bone marrow samples, there may be a slight risk of infection, bleeding, or bruising.

It is advisable to consult a geneticist or an oncologist, depending on the nature of the abnormality detected, for proper interpretation and guidance regarding the test results.

No, FISH for 1 Marker is specific to a single genetic region or sequence. There are other types of FISH tests and genetic tests that might be necessary for a more comprehensive evaluation.

The frequency of this test depends on the doctor's recommendations, which are usually based on the underlying condition being investigated and the necessity for monitoring.

Technical errors, quality of the sample, and concurrent medical treatments can affect the results.

The results of the FISH for 1 Marker test are generally available within 5 to 14 days.

No special preparations are needed for blood samples. For bone marrow or tissue samples, follow the doctor's instructions.

While FISH for 1 Marker is highly sensitive, additional tests might be recommended for a comprehensive diagnosis.

FISH for 1 Marker is an essential tool in modern medicine, offering precision in the identification of genetic abnormalities associated with various diseases. By targeting a specific genetic region, this test provides doctors with critical information that is instrumental in tailoring a patient's diagnosis and treatment plan. Patients should discuss the implications of the test results with their doctor to understand the next steps in their healthcare journey.

FISH for 1 Marker
₹ 4500
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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