Neoplasia — MCQs

Which of the following epithelial changes commonly signifies a precancerous condition?

Which of the following is NOT a tumor associated with an infectious organism?

A 65-year-old male diagnosed with lung carcinoma presents with a paraneoplastic syndrome and increased PTH. What is the probable cause of the increased PTH?

All of the following are involved in the tumor metastasis cascade except?

In a cell with damaged DNA and potential for malignant transformation, how does the tumor suppressor p53 gene function?

The normal cellular counterparts of oncogenes are important for the following functions, except:

Which of the following malignancies is not associated with cigarette smoking?

Li-Fraumeni syndrome is associated with an increased risk of which of the following cancers?

BRCA 1 & 2 genes are located on which chromosomes?

All of the following constitute familial cancer syndromes except?