{"id":755,"date":"2025-04-23T18:47:27","date_gmt":"2025-04-23T14:47:27","guid":{"rendered":"https:\/\/reproart.wpenginepowered.com\/services\/karyotyping-chromosomal-analysis\/"},"modified":"2026-02-16T18:07:53","modified_gmt":"2026-02-16T14:07:53","slug":"karyotyping-and-chromosomal-analysis","status":"publish","type":"services","link":"https:\/\/reproartclinic.com\/en\/services\/karyotyping-and-chromosomal-analysis\/","title":{"rendered":"Karyotyping & Chromosomal Analysis"},"content":{"rendered":"\t\t
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What is Karyotyping?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
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Karyotyping is a laboratory test that analyzes all 23 pairs of chromosomes to detect large-scale chromosomal abnormalities. These may include missing or extra chromosomes, structural rearrangements such as translocations and inversions, and mosaicism.<\/p>

It is performed on a blood sample and provides insight into whether an individual carries chromosomal variations that may impact fertility or the health of a future pregnancy.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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Why is Karyotyping Important?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
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Many individuals with chromosomal abnormalities are asymptomatic and unaware of their status. However, they may carry balanced rearrangements<\/strong> that can increase the risk of embryo implantation failure, miscarriage, or the transmission of genetic conditions.<\/p>

Karyotyping is recommended in the following situations:<\/p>

  • Two or more consecutive pregnancy losses<\/li>
  • Unexplained infertility or severe male factor infertility (e.g., azoospermia)<\/li>
  • Repeated IVF failure<\/li>
  • Family history of chromosomal disorders<\/li>
  • Prior birth of a child with a chromosomal condition<\/li>
  • Before using donor eggs or sperm (when clinically indicated)<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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    What Can Karyotyping Detect?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
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    Karyotyping helps identify large-scale chromosomal abnormalities that may impact fertility or embryo development. These include aneuploidy<\/strong>, where there are missing or extra chromosomes (such as in Turner syndrome or Klinefelter syndrome), as well as balanced and unbalanced translocations<\/strong>, where segments of chromosomes are rearranged. It can also reveal inversions<\/strong>, where a portion of a chromosome is flipped in orientation, and mosaicism<\/strong>, a condition in which different cells in the same individual have different chromosomal makeups.<\/p>

    It’s important to understand the difference between constitutional karyotyping<\/strong>, which examines the full set of chromosomes, and targeted chromosomal analysis<\/strong> (such as FISH or chromosomal microarray), which focuses on specific regions when a particular abnormality is suspected.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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    How the Test Works<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
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    Karyotyping is performed on a small blood sample. Once collected, the sample is sent to a specialized laboratory where white blood cells are cultured. The chromosomes are then stained, visualized under a microscope, and carefully analyzed for structural or numerical abnormalities. This process typically takes 2 to 3 weeks. After the results are ready, your Reproductive Endocrinologist or a genetic counselor will review the findings with you and explain what they mean in the context of your reproductive goals.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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    What if an Abnormality is Found?\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
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    If the analysis reveals a chromosomal abnormality, your doctor will explain the implications and guide you through available reproductive options. These may include proceeding with IVF using Preimplantation Genetic Testing (PGT-A or PGT-M) to select chromosomally normal embryos, using donor eggs or sperm if indicated, or planning for prenatal diagnostic testing such as chorionic villus sampling (CVS) or amniocentesis.<\/p>

    If mosaicism is suspected during embryo testing, the result is typically reported as putative<\/em> or suggestive<\/em>, as a single biopsy cannot fully represent the chromosomal status of the entire embryo.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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    When is Karyotyping NOT Enough?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
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    While karyotyping is effective in identifying large chromosomal abnormalities, it cannot detect smaller genetic deletions or duplications. If more detailed analysis is needed, your doctor may recommend higher-resolution tests such as chromosomal microarray analysis (CMA)<\/strong> or whole exome sequencing (WES)<\/strong>, which provide more precise insights into genetic variation.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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    Contact Personal Manager<\/h4>\t\t\t\t<\/div>\n\t\t\t\t
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    Make an appointment or request more information. Leave your contact details and our team will get in touch with you!<\/p><\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t

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