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Ca 19 9 tumor marker normal levels

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The normal range of CA 19-9 is between 0 and 37 U/mL (units/milliliter), but people with pancreatic cancer often have higher levels. Not every pancreatic cancer will cause elevated levels of CA 19-9, and some non-cancerous conditions (like pancreatitis and jaundice) can cause high levels of CA 19-9.

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ca 19-9 norma

Norma antygenu CA 19-9: poniżej 37 U/ml. Uwagi: Ze względu na obecność antygenu CA 19-9 w wielu narządach, specyfika tego badania jest bardzo mała; dlatego wykonuje się je jako jeden z elementów panelu markerów nowotworowych oraz innych specyficznych narządowo badań.

CA 19 9 pancreatic cancer

CA 19-9 is a type of tumor marker. Tumor markers are substances made by cancer cells or by normal cells in response to cancer in the body. Healthy people can have small amounts of CA 19-9 in their blood. High levels of CA 19-9 are often a sign of pancreatic cancer.

CA 19-9 false positive

An elevated CA 19-9 level is found in 0.2% of an asymptomatic population older than 40 years. Of these elevations, 80% are false-positive results. If only symptomatic patients are studied, 4.3% have elevated CA 19-9 levels. Two thirds of these results are false positive.

Ca 19 9 elevation causes

CA 19-9 was found to be elevated in malignancies of pancreas, colorectum, lung, liver and ovary. Benign conditions associated with elevation of CA 19-9 included disease of the hepatobiliary system, pneumonia, pleural effusion, renal failure and SLE.