PATH: Neoplasia III/IV Flashcards Preview

1 Foundations of Disease and Therapy > PATH: Neoplasia III/IV > Flashcards

Flashcards in PATH: Neoplasia III/IV Deck (6)
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1
Q

What is the difference between a complete carcinogen, incomplete carcinogen, and a procarcinogen?

A

Complete carcinogens can act as initiators and promoters, incomplete can only act as initiators, and procarcinogens are ingested and converted into active carcinogens through metabolic activity

2
Q

What is the exception to the rule that malignant cancers do not arise from benign tumors?

A

Colonic adenoma/adenocarcinoma

3
Q

What are paraneoplastic syndromes?

A

Malignant tumors with unexpected production of a protein or substance that is not normally produced by the cells of the tissue from which the tumor originated

4
Q

What method is considered the gold standard for diagnosing a tumor? The second best?

A

Tissue biopsy with H&E staining; Cytology Fine needle aspiration

5
Q

What are the four methods of obtaining a tissue biopsy?

A

Fine needle aspiration, core biopsy, incisional biopsy, excisional biopsy

6
Q

With what types of cancer may serum levels of carcinoembryonic antigen be increased?

A

Colorectal, pancreatic, liver, and gastric cancers