Mesothelioma Navy Types of Mesothelioma 4

Question 1

Asbestos fibers that are swallowed or travel through the lymphatic system can lead to which mesothelioma type?

Accepted Answer

Peritoneal mesothelioma

Answer

Peritoneal mesothelioma can develop when swallowed asbestos fibers penetrate the gut wall or migrate via the lymphatic system to the peritoneum.

Question 2

Which imaging characteristic is most associated with pleural mesothelioma on a chest CT scan?

Accepted Answer

Circumferential pleural thickening encasing the lung

Answer

Pleural mesothelioma typically presents on CT as irregular, circumferential pleural thickening that can encase and restrict the entire lung.

Question 3

Which mesothelioma type has shown the best response to cytoreductive surgery combined with HIPEC?

Accepted Answer

Peritoneal mesothelioma

Answer

Peritoneal mesothelioma patients who undergo cytoreductive surgery plus HIPEC have achieved significantly longer survival compared to other types with standard treatment.

Question 4

A Navy electrician's mate was heavily exposed to asbestos in shipboard electrical insulation. Decades later, he develops chest pain, shortness of breath, and a persistent cough. What type of mesothelioma is most likely?

Accepted Answer

Pleural mesothelioma

Answer

Respiratory symptoms following asbestos inhalation point to pleural mesothelioma, which develops in the lung lining and is the most common form in Navy veterans.

Question 5

What is the significance of the mesothelioma cell type designation 'transitional' in sarcomatoid classification?

Accepted Answer

It describes cells that fall morphologically between epithelioid and sarcomatoid

Answer

Transitional cells display features intermediate between epithelioid and sarcomatoid types and are classified under the sarcomatoid category.

Mesothelioma Navy Practice Test

Mesothelioma Navy Practice Test

Mesothelioma Navy Types of Mesothelioma 4