Mesothelioma Therapy Types and Staging of Mesothelioma 2 — Questions and Answers
Question 1: Which imaging test is most commonly used for initial diagnosis and staging of pleural mesothelioma?
- MRI
- PET scan
- CT scan (Correct answer)
- X-ray
Correct answer: CT scan
CT scans are the most commonly used imaging tool for initial diagnosis and staging of pleural mesothelioma due to their detail and accessibility.
Question 2: What does 'sarcomatoid' mesothelioma mean in terms of prognosis?
- Better prognosis than epithelioid
- Similar prognosis to epithelioid
- Worse prognosis than epithelioid (Correct answer)
- Unrelated to prognosis
Correct answer: Worse prognosis than epithelioid
Sarcomatoid mesothelioma has the worst prognosis of the three cell types due to its resistance to standard treatments.
Question 3: Peritoneal mesothelioma affects which part of the body?
- Lining of the lungs
- Lining of the abdomen (Correct answer)
- Lining of the heart
- Lining of the testes
Correct answer: Lining of the abdomen
Peritoneal mesothelioma develops in the peritoneum, which is the lining of the abdominal cavity.
Question 4: Which biomarker is most commonly elevated in mesothelioma patients?
- AFP
- CA-125
- Mesothelin (Correct answer)
- PSA
Correct answer: Mesothelin
Mesothelin is the most commonly used serum biomarker for mesothelioma, aiding in diagnosis and monitoring.
Question 5: Stage IV mesothelioma is characterized by which feature?
- Cancer confined to the pleura
- Cancer in regional lymph nodes only
- Cancer spread to distant organs or tissues (Correct answer)
- No lymph node involvement
Correct answer: Cancer spread to distant organs or tissues
Stage IV mesothelioma indicates distant metastasis, meaning the cancer has spread to organs or tissues far from its origin.
Question 6: Which occupational group historically had the highest risk of mesothelioma in the US?
- Coal miners
- Shipyard workers (Correct answer)
- Construction electricians
- Textile workers
Correct answer: Shipyard workers
Shipyard workers had the highest historical exposure to asbestos in the US, as the material was extensively used in ship construction.
Mesothelioma Therapy Types and Staging of Mesothelioma 2
Which imaging test is most commonly used for initial diagnosis and staging of pleural mesothelioma?