Genetic testing offers a window into understanding your inherited cancer risks, providing an opportunity to take proactive measures. With NHS-supported tests available for those with a family history of cancer or confirmed genetic mutations, this field is transforming how we approach prevention and early detection. But what does genetic testing involve, and how can it empower individuals to take control of their health?
Inherited genetic mutations can significantly increase the likelihood of developing certain types of cancer. These mutations are permanent changes in DNA that may be passed down from parents, or they can arise spontaneously due to environmental factors like UV exposure. Healthcare professionals use terms such as gene alterations, variants, or faults to describe these changes.
NHS genetic testing is typically recommended for individuals with a strong family history of cancer or those whose relatives have been identified with an inherited mutation. This targeted testing is called predictive genetic testing. By reviewing family medical histories in detail, genetic specialists can determine whether a person might benefit from testing. If a test reveals a genetic mutation, it doesn’t guarantee cancer will develop, but it indicates a higher risk, enabling the individual to consider preventive strategies.
At a genetic clinic appointment, you’ll meet with a genetic counsellor or specialist who will delve into your family history, assess your risk, and decide whether testing is necessary. This initial consultation may occur in person or over the phone, during which the counsellor may suggest reaching out to relatives for additional details. While these discussions can be emotionally challenging, they are crucial for forming a complete picture of your family’s cancer history. The counsellor will also address concerns, provide emotional support, and explore coping strategies.
For those identified as high-risk due to family history, regular cancer screenings may be advised even without a detected mutation. Additionally, lifestyle adjustments—such as avoiding smoking, maintaining a healthy weight, staying active, and protecting skin from excessive sun exposure—can help lower the overall risk of cancer.
If genetic testing is recommended, your counsellor will discuss its pros and cons to help you make an informed decision. Advantages of testing include access to preventive options like regular screenings, medications, and even risk-reducing surgeries to lower the likelihood of developing cancer. However, the decision to undergo testing is deeply personal. Factors such as age, future plans, and the specific gene mutation in question will influence the decision-making process.
A positive result can open the door to proactive measures, but it may also bring emotional challenges, from anxiety about increased risks to recalling difficult memories of relatives’ cancer diagnoses. Conversely, a negative result can offer reassurance, but it’s crucial to evaluate how you’d feel either way. Questions like “How will I act on this information?” or “Am I ready to make lifestyle changes or consider treatment options?” should guide your choice.
Ultimately, genetic testing equips individuals with knowledge that empowers them to take control of their health. While the decision may not be straightforward, the benefits of understanding your cancer risk can be life-changing.
EDX Medical Group Plc (AQSE:EDX) is a global specialist in digital clinical diagnostics; developing and supporting high-performance products and services to provide cost-effective prediction of disease risk, inform clinical decision-making, enable personalised healthcare and accelerate the development of new medicines for cancer, neurology, heart disease and infectious diseases.
