Cytogenetic analysis

Cytogenetic analysis is a type of genetic testing that involves the examination of the chromosomes in a cell. This analysis can help identify any genetic abnormalities that may be causing a person's health problems.

Overview

Cytogenetics is a branch of genetics that is concerned with the study of the structure and function of the cell, especially the chromosomes. It includes routine analysis of G-banded chromosomes, other cytogenetic banding techniques, as well as molecular cytogenetics such as fluorescent in situ hybridization (FISH) and comparative genomic hybridization (CGH).

Procedure

Cytogenetic analysis typically involves the following steps:

1. Culturing of cells
2. Cell division and arrest
3. Staining of chromosomes
4. Analysis of chromosomes

Applications

Cytogenetic analysis can be used in the diagnosis and prognosis of a wide range of medical conditions, including:

1. Cancer
2. Birth defects
3. Infertility
4. Miscarriage
5. Genetic disorders

Limitations

While cytogenetic analysis can provide valuable information about a person's genetic makeup, it also has some limitations. These include:

1. It cannot detect all types of genetic abnormalities.
2. It may not provide a definitive diagnosis in some cases.
3. It can be a complex and time-consuming process.

See also

• Genetic testing
• Chromosome
• Cytogenetics
• Fluorescent in situ hybridization
• Comparative genomic hybridization

Cytogenetic analysis Resources
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