Homovanillic Acid and Vanillylmandelic Acid Quiz

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What does a G2 classification in cancer grading indicate?

Moderately well-differentiated grade

Poorly differentiated grade

Presence of cell mutation (correct)

Well-differentiated grade

What is the significance of a Gx classification in cancer grading?

Well-differentiated grade

Moderately well-differentiated grade

Grade cannot be assessed (correct)

Poorly differentiated grade

Why might a doctor need to perform another biopsy or procedure when encountering a Gx classification?

To assess if the tumor is poorly differentiated

To determine the moderately well-differentiated grade

To identify the type of tissue inside the tumor (correct)

To confirm the well-differentiated grade

Which urinary metabolite is associated with an increase in levels in cancer of the adrenal gland?

Vanillylmandilic Acid (VMA) Signup and view all the answers

Which hormone is related to tumors of the pituitary and adrenal glands and shows a normal high level in the morning?

Adrenocorticotropic Hormone (ACTH) Signup and view all the answers

Which test should be done for detecting occult blood due to gastrointestinal (GI) bleeding?

Guaiac test Signup and view all the answers

Which substance should be avoided 3 days before a stool test for occult blood due to GI bleeding?

Red meat Signup and view all the answers

What is B.SALVAGE SURGERY used for?

To treat the recurrence of cancer after a less extensive primary approach Signup and view all the answers

Which type of surgery uses a cryoprobe and liquid nitrogen to freeze cancer cells?

Cryosurgery Signup and view all the answers

What should be managed with a pain reliever after the procedure?

Headache Signup and view all the answers

What is the purpose of Chemosurgery?

To use topical chemotherapy and surgical removal of abnormal tissue Signup and view all the answers

What is a key difference between the mode of growth of benign and malignant neoplasms?

Benign neoplasms grow by enlarging and expanding, while malignant neoplasms grow by infiltrating surrounding tissues. Signup and view all the answers

What effect does the presence of a fibrous capsule have on benign neoplasms according to the text?

The capsule prevents growth by infiltration of surrounding tissues. Signup and view all the answers

Which feature is typically observed in malignant neoplasms but not in benign neoplasms?

Metastasis Signup and view all the answers

What is a characteristic cell feature of benign neoplasms?

Mitotic figures are absent or scanty Signup and view all the answers

Why are malignant neoplasms generally harmful to the host according to the text?

They cause disfigurement and disrupted organ function. Signup and view all the answers

What factor indicates a good prognosis for a neoplasm according to the text?

Cells resembling normal cells Signup and view all the answers