Lab Diagnosis of Cancer

portion of lesion taken for microscopic examination

entire lesion was removed for microscopic examination

done at time of surgery. quick but prone to errors.

requires special fixative and is useful in an extremely limited number of cases

useful in evaluating superficial and deep-seated masses

screening method for cervical cancer and HPV

specific antibody-guided detection of tumor-specific/assoc. antigens to determine classification of a tumor

routinely used in classifying leukemias and lymphomas. surface markers and dna ploidy analysis

looking for tumor-associated enzymes, hormones and other markers in the blood. prostate-specific antigen is a good exmaple.

use of FISH or PCR