Elevated CA 19-9 levels?
Hello Dr.
Chen: In 2009, I was found to have an elevated CA 19-9 level (64).
At that time, I underwent various examinations, including MRI and endoscopy, which revealed a 9 cm benign focal nodular hyperplasia (FNH) in the liver, while the pancreas and other organs showed no issues.
After that, I monitored my CA 19-9 levels for a year, which remained between 60 and 80.
After three years without follow-up, I had a health check in November and found that my CA 19-9 level had surged to 117.
A retest that month still showed a high level of 98, and a subsequent test in December showed a level of 95.
An initial ultrasound examination did not reveal any abnormalities, and I have not experienced any unusual symptoms.
I would like to ask the doctor: 1.
I have heard that if it is cancer, the CA 19-9 level will significantly increase upon retesting after a month.
Since my CA 19-9 level did not change much in the following month, can I feel more reassured? 2.
Given that I have had elevated CA 19-9 levels since 2009 and have had no issues for over four years, does this recent increase still fall within a range that can be monitored, or do I need to undergo another detailed examination? Thank you!
Jeff, 30~39 year old female. Ask Date: 2014/01/09
Dr. Chen Sirong reply Oncology
Jeff/34/01.
I have heard that if it is cancer, the CA19-9 level will significantly increase after retesting in a month.
If my CA19-9 level does not change much when I test again next month, can I feel more at ease?
Answer: Yes, some benign conditions can also lead to an elevation in CA19-9, such as pancreatitis, cholecystitis, cholangitis, hepatitis, and cirrhosis.
However, the CA19-9 levels in these benign diseases typically do not exceed 100 U/ml.
Therefore, if your CA19-9 drops below 100, it is acceptable, but continuous monitoring is still necessary.
2.
If I have had elevated CA19-9 since 2009 and there have been no issues for over four years, is this recent increase still within a range that can be monitored? Or do I need to undergo a more thorough examination again?
Answer: If you haven't had a check-up in four years, it would be reasonable to get tested again.
If you choose not to undergo testing, you must continue to monitor your CA19-9 levels.
If you notice an increase, especially if it exceeds 100, it is advisable to get checked for peace of mind.
Wishing you a happy New Year, Dr.
Chen Si-Rong.
Reply Date: 2014/01/09
More Info
Elevated CA19-9 levels can indeed be concerning, but it's important to understand the context and implications of these results. CA19-9 is a tumor marker primarily associated with pancreatic cancer, but it can also be elevated in other conditions, both malignant and benign. Given your history of elevated CA19-9 levels since 2009, along with the benign finding of a 9 cm focal nodular hyperplasia (FNH) in the liver, it’s crucial to interpret your recent results carefully.
1. Understanding the Stability of CA19-9 Levels: You mentioned that your CA19-9 levels have fluctuated between 60 and 80 for several years, and recently spiked to 117, followed by 98 and 95. It is true that in cases of malignancy, CA19-9 levels often show a trend of continuous increase. However, the absence of significant changes over a month, as you've observed, can be somewhat reassuring. Stability in CA19-9 levels, especially when they are not rising sharply, may suggest that there is no acute process or malignancy developing. Nonetheless, it is essential to consider this in conjunction with clinical symptoms and other diagnostic findings.
2. Long-term Monitoring and Further Investigations: Given your long history of elevated CA19-9 levels without any significant findings on imaging or clinical symptoms, it is reasonable to continue monitoring your levels. The fact that you have had stable levels for years suggests that this may be a chronic issue rather than an acute one. However, the recent spike does warrant attention. It would be prudent to have a follow-up CA19-9 test in a few months to see if the levels stabilize or decrease. If they continue to remain elevated or increase, further investigations may be necessary.
In terms of additional testing, it may be beneficial to consider imaging studies such as a CT scan or MRI of the abdomen, particularly focusing on the pancreas and biliary system, to rule out any underlying pathology that may not have been visible on ultrasound. Additionally, consulting with a gastroenterologist or an oncologist who specializes in gastrointestinal cancers could provide further insights and recommendations tailored to your specific situation.
3. Other Factors Influencing CA19-9 Levels: It’s also important to remember that CA19-9 can be elevated due to non-cancerous conditions such as pancreatitis, cholangitis, liver disease, and even certain benign tumors. Given your history of FNH and the absence of any new symptoms, it is possible that your elevated CA19-9 levels are related to benign processes rather than malignancy.
4. Family History Considerations: You mentioned a family history of liver cancer, which can be a risk factor for developing liver-related issues. While your current findings are benign, it’s essential to maintain regular check-ups and imaging studies as recommended by your healthcare provider, especially considering your family history.
In conclusion, while elevated CA19-9 levels can be alarming, your history of stable levels and the absence of significant findings on imaging suggest that close monitoring may be appropriate. It is advisable to follow up with your healthcare provider for further evaluation and to discuss the need for additional testing based on your current CA19-9 levels and overall health status. Regular monitoring and open communication with your healthcare team will be key in managing your health moving forward.
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