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NSE is a protein found mainly in neurons and neuroendocrine cells. It is elevated in tumors derived from these tissues, including neuroblastoma and small cell lung cancer.
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What type of tumor marker is PSA?
PSA is a protein produced by the prostate gland and can be overproduced in prostate cancer. It is perhaps the best tumor marker in use because of its tissue specificity, meaning that it is produced only by the prostate.
What was the first tumor marker?
The Bence-Jones protein is secreted into the urine where it can be measured. It was the first tumor marker identified.
What is a common ovarian tumor marker?
M2-PK is a new tumor marker for ovarian cancer with a sensitivity of approximately 70%
How much blood is needed for a tumor marker test?
Tumor marker tests usually require 5-10 mL of blood.
What is the meaning of -ceas?
carcinoembryonic antigen, it is a tumor marker test.
What is carcinoembryonic antigen?
It is a tumor marker for cancer of the colon and rectum
Which tumor marker is used as a screen for choriocarcinoma?
Human chorionic gonadotropin
Why is timing important for tumor marker tests?
Each tumor marker has a unique life span in the blood. To monitor a treatment's success, enough time must have passed for the initial marker to be cleared from the blood. Tests done too soon may be falsely elevated.
What type of tumor marker is HCG?
HCG is most often used to screen for cancer of the testis or ovary. Serial measurements monitor the progress and treatment of these cancers
What is AFP tumor Marker test?
AFP : alpha feto protein. This is the main tumour marker used in germ cell tumours, i.e. testicular, ovarian and teratoma. AFP also is the most specific and ideal tumor marker for primary carcinoma of liver (Hepatocellular Carcinoma)
What is a tumor marker?
Tumor markers are substances, usually proteins, that are produced by the body in response to cancer growth or by the cancer tissue itself.
What is the tumor marker for colon cancer?
There is a tumor marker for some cancers of the colon; it is known as carcinoembryonic antigen, or CEA. Unfortunately, this protein may be made by other adenocarcinomas as well, or it may not be produced by a particular colon cancer.
