You have just received your genetic cancer risk panel results. Maybe the report shows some elevated risk scores, maybe everything came back low, and maybe you are not sure what any of it means. This guide explains what the panel actually tests for, how to read your risk scores without spiraling, and — most importantly — what to do with the information.
A genetic cancer risk panel does not tell you that you have cancer or that you will develop cancer. It analyzes genetic variants associated with increased susceptibility to certain cancers. High risk on a panel means you have a higher probability than the general population — it does not mean cancer is inevitable, or even likely. Context and medical follow-up are everything.
What the panel actually tests
The genetic cancer risk panels available in Korea's Blue, Silver, Crystal, and Crystal PET programs analyze DNA variants — specific changes in your genetic sequence — that have been associated through large-scale population studies with elevated cancer risk. The 10-type panel in the Crystal and Crystal PET programs covers the following:
How to read your risk score
Korean genetic risk panels typically express results as a relative risk score or a percentile compared to the general population. Here is how to interpret what you see.
Understanding your risk score
Your genetic variants are within normal population range
This does not mean zero risk — everyone has some baseline risk for every cancer. It means your genetic profile does not show variants associated with elevated susceptibility. Continue regular screening appropriate for your age and lifestyle.
Some variants detected — worth monitoring
You carry one or more genetic variants associated with elevated cancer risk, but within a range where lifestyle, regular screening, and awareness are the main recommended responses. This is not a crisis finding — it is useful information. Most people with moderate risk scores never develop the associated cancer.
Significant variants detected — specialist follow-up recommended
You carry genetic variants with a clinically significant association with elevated cancer risk. This warrants follow-up with a genetic counselor or specialist. It does not mean you have cancer or will develop it — but it does mean that more frequent targeted screening and potentially preventive measures should be discussed with a physician.
Genetics is one factor among many. Carrying a BRCA2 variant, for example, increases lifetime breast cancer risk — but the majority of women with BRCA2 variants do not develop breast cancer. Lifestyle, hormonal factors, diet, and regular screening all play roles. A high-risk genetic result is a reason for awareness and monitoring, not alarm.
What to do with your results
A common misunderstanding: what the test does not tell you
Genetic cancer risk panels test for inherited variants in your DNA — the code you were born with. They do not detect cancer that already exists. They do not test for the somatic mutations that cause most cancers (mutations that develop during your lifetime in specific cells). And they do not predict with certainty whether you will or will not develop any specific cancer.
This is why genetic testing is most valuable as one layer of a comprehensive health strategy — not as a standalone answer. In the Crystal and Crystal PET programs, the genetic panel sits alongside targeted tumor marker blood tests, imaging, and specialist consultation. Together, these tests complement each other in ways that no single test can.
If your result was higher than expected
It is common to feel anxious when a result comes back at moderate or high risk, even when you intellectually understand what the scores mean. A few things worth keeping in mind:
- Most people with elevated genetic risk scores never develop the associated cancer during their lifetime
- Early detection — which your screening already moves you toward — transforms outcomes for virtually every cancer type
- You are not starting from zero. You now have information that most people never get, and you can act on it proactively
- Our team is available after you return home to help you understand your results and connect you with appropriate specialists
The people who benefit most from genetic cancer risk testing are not people who get scary results — it is people who get actionable results. Whether your risk is low (peace of mind), moderate (tailored monitoring), or high (early specialist involvement), knowing is always better than not knowing. The alternative is finding out later, when options are narrower.
Questions about your genetic results?
Our team can help you understand your report and connect you with the right specialists — in Korea or at home.