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How can normal cells become malignant?
Which of the following best summarizes the concept of tumor development via immunoediting?
A woman goes 3 days per week to a tanning bed for 20 minutes of UV exposure per visit. Which stage of cancer is this?
If a disease is present in 1 in every 10,000 individuals, and a marker can detect this disease with 100 percent sensitivity and 95 percent specificity, what would be the number of false positives for each cancer found?
Each of these markers may be elevated in multiple myeloma except
Both AFP and hCG exhibit serum elevations in
Calcitonin and parathyroid hormone levels should not be evaluated as indicating possible tumors without also measuring serum
Consensus guidelines indicate enough evidence to use all of the following for cancer screening in the groups indicated except
A 57-year-old man had a massive tumor removed from his colon. His serum specimen had the following results using an automated ELISA antibody sandwich assay for CEA. The stated linearity of the test is 100 ug/L. What should be done?
A tumor found in the prostate does not stain with antibody to PSA. Is this proof that the tumor came from a different organ?