Ca 19-9 is a protein released by cells of certain types of tumors, which is used as a tumor marker. Therefore, test 19-19 aims to identify the presence of this protein in the blood and assist in the diagnosis of certain cancers. , mainly advanced pancreatic cancer. Learn how to identify symptoms of pancreatic cancer.
Cancers that are easier to identify with this test include:
- However.
- The presence of Ca 19-9 could also be a sign of other diseases such as pancreatitis.
- Cystic fibrosis or bile duct obstruction.
- For example.
- Existing in people who may have a slight increase in this protein without any problem.
This type of test is usually requested when problems may indicate cancer of the gastrointestinal tract, such as frequent nausea, belly disease, weight loss, yellowish abdominal pain. Typically, in addition to exams 19-19, there may also be other things that can help specifically identify the type of cancer, such as the CEA exam, bilirubin, and sometimes the tests that make the liver evolve. He knows how many tests make the liver evolve.
In addition, this test may be repeated even after cancer diagnosis, serving as a comparison point to determine if treatment is working on the tumor. See what symptoms may indicate cancer.
Ca 19-9 is a normal blood test, in which a blood sample is taken and sent to the lab for testing; no specific type of preparation is required for this type of clinical analysis.
The presence of low protein CA 19-9 songs is normal, even in healthy people, however, values above 37 U / mL generally indicate that a certain type of cancer is developing. After the first test, the test is You can repeat several times to check the effectiveness of the treatment, indicating:
In some cases, the result may increase over time, even if the cancer doesn’t actually increase in size, but it’s usually the most common in the case of radiation therapy.