Genetic diagnosis and treatment in gynecology refers to an approach that involves the identification and evaluation of genetic factors related to women's health and the development of appropriate treatment strategies. This approach includes the use of genetic testing to determine women's genetic risks and to create accurate treatment plans. As one of the fastest-developing fields of modern medicine, genetic diagnosis forms the basis of personalized treatment approaches and allows for the prevention of diseases by diagnosing them at an earlier stage. With the reflection of information obtained after the Human Genome Project into clinical practice, genetic diagnosis has led to revolutionary changes in women's health.
Working Principle of Genetic Diagnosis and Treatment
Genetic tests are performed by isolating DNA from blood, saliva, or tissue samples taken from the patient. Gene mutations are detected using advanced methods such as next-generation sequencing technology, chromosome analysis, and microarray tests. With whole exome sequencing, thousands of genes can be examined simultaneously, and the changes causing the disease can be identified. The obtained results are interpreted by genetic specialists and combined with the patient's clinical profile to form a meaningful diagnosis. In light of this information, individualized treatment and follow-up plans are prepared. Including family members in the evaluation allows for the early detection of hereditary diseases.
In Which Diseases It Is Used
Diagnosis of Genetic Diseases
Some gynecological diseases can stem from genetic factors. For example, polycystic ovary syndrome, endometriosis, fibroids, and certain cancers have been associated with genetic predisposition. Genetic tests can identify the underlying genetic causes of these diseases and help take preventive measures for women with a family history. BRCA1 and BRCA2 gene mutations significantly increase the risk of breast and ovarian cancer, and the detection of these mutations changes screening protocols. Preventive surgical options are evaluated in women carrying these mutations.
Genetic Risk Assessment
Genetic tests can be used to determine women's genetic predisposition to certain diseases. This can help determine the risk of genetically influenced diseases such as cancers. With this information, women can be informed about individualized screening, monitoring, and preventive measures. In hereditary cancer syndromes such as Lynch syndrome, appropriate follow-up programs can be life-saving. Individual cancer probability can be expressed numerically using risk calculation models.
Determination of Treatment Options
Genetic test results can help predict women's responses to certain diseases and potential side effects. For example, there are targeted treatment options for some types of cancer, and the effectiveness of these treatments may vary according to genetic profiles. While PARP inhibitors are effective in patients carrying BRCA mutations, HER2-targeted therapies provide success in cancers with specific molecular characteristics. With pharmacogenetic tests, it can be determined in advance which drugs are suitable for the patient.
Family Planning and Reproductive Health
Genetic tests can be used to assess couples' genetic risks and determine the probability of potentially passing genetic diseases to their children. This information can help families receive prenatal counseling and determine appropriate family planning strategies. With preimplantation genetic diagnosis, it is possible to select healthy embryos during IVF treatment. In couples with a history of recurrent miscarriage, genetic examinations guide the treatment approach.
Advantages of Genetic Diagnosis and Treatment
- Early diagnosis opportunity: Diseases can be detected before symptoms appear.
- Preventive measures: Protective strategies are developed for individuals at risk.
- Personalized treatment: Drug selection is made according to the patient's genetic profile.
- Protection of family members: Detected mutations allow for the screening of other family members.
- Reduction of treatment side effects: Drugs to which the patient is likely to respond are selected.
- Protection of reproductive health: Transmission of hereditary diseases to future generations can be prevented.
- Increase in quality of life: Unnecessary interventions are avoided with accurate treatment.
- Cost-effectiveness: Unnecessary treatment costs are reduced in the long term.
Treatment Process
The process begins with taking the patient's detailed medical and family history. A pedigree covering at least three generations is drawn, and a risk assessment is performed. The genetic counselor determines which tests are appropriate and informs the patient. For the deemed appropriate genetic tests, a blood or saliva sample is taken and analyzed in the laboratory. Receiving the results can take between two and six weeks depending on the type of test. Test results are shared with the patient and their family by the genetic counselor. In case of a positive result, options such as further examinations, follow-up protocols, or preventive surgery are evaluated. During the treatment process, patients are monitored with regular check-ups, and the treatment plan is renewed when necessary.
Points to Consider
Genetic tests can be ethically and psychologically sensitive and address a series of complex issues. Therefore, genetic counseling and the guidance of healthcare professionals are important. Test results can affect not only the patient but the entire family and may have implications for matters such as insurance and marriage. Results should be kept confidential and shared only with the patient's consent. Receiving pre- and post-test counseling is of great importance from a psychological perspective. A positive test result does not mean that the disease will definitely develop; it only indicates an increased risk. Likewise, a negative result does not mean that all risks are eliminated. Written informed consent must be obtained before testing, and patients must be informed about all possible outcomes.
Modern Genetic Test Types
Types of tests used in modern genetic laboratories include single-gene testing, panel tests, whole exome sequencing, and whole genome sequencing. Which test will be used is determined according to the patient's clinical status, family history, and the suspected disease. With a method called liquid biopsy, cancer follow-up can be performed non-invasively by detecting tumor DNA circulating in the blood. This method is extremely valuable, especially in monitoring treatment response and detecting recurrence. The evaluation of epigenetic changes is also an important part of modern genetic diagnosis. Special tests are required for the diagnosis of mitochondrial diseases.
As Koru Hospital, we provide genetic diagnosis and treatment services in gynecology at the highest standards with our experienced genetic specialists and modern molecular diagnostic laboratory. We aim to increase the quality of life of our patients and protect the health of future generations by providing individualized healthcare solutions.
