The page below is a sample from the LabCE course Tumor Markers. Access the complete course and earn ASCLS P.A.C.E.-approved continuing education credits by subscribing online.

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The Ideal Tumor Marker Would Have 100% Specificity

Ideally, a tumor marker would be detectable only in the presence of cancerous growth and would not be produced by non-cancerous cells, other healthy tissues, or non-cancerous diseases of related or unrelated tissues. As such, the false positive incident rate would be zero.