Guides, updates and educational content on laboratory testing and analysis.
Calcitonin is a hormone produced by thyroid C cells that helps regulate calcium levels. Serum calcitonin testing is mainly used...
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CA 19-9 is a tumor marker primarily used to monitor pancreatic cancer and other gastrointestinal cancers. It is a carbohydrate ...
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The CA 15-3 serum test measures a protein marker associated with breast cancer, mainly to track disease progression or recurren...
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