Mesothelioma Diagnosis Types of Mesothelioma 2

Question 1

Sarcomatoid mesothelioma is characterized by which of the following?

Accepted Answer

Spindle-shaped cells and poor prognosis

Answer

Round epithelial cells and good prognosis

Answer

Mixed cell types and moderate prognosis

Answer

Glandular structures and variable prognosis

Question 2

Biphasic mesothelioma contains which combination of cell types?

Accepted Answer

Both epithelioid and sarcomatoid cells

Answer

Both pleural and peritoneal cells

Answer

Both benign and malignant cells

Answer

Both primary and metastatic cells

Question 3

Which mesothelioma cell type accounts for approximately 10–15% of cases and has the worst prognosis?

Accepted Answer

Sarcomatoid

Answer

Epithelioid

Answer

Biphasic

Answer

Desmoplastic

Question 4

The desmoplastic subtype is a variant of which mesothelioma cell type?

Accepted Answer

Sarcomatoid

Answer

Epithelioid

Answer

Biphasic

Answer

Peritoneal

Question 5

Which type of mesothelioma is most commonly associated with peritoneal spread and HIPEC treatment?

Accepted Answer

Peritoneal mesothelioma

Answer

Pleural mesothelioma

Answer

Pericardial mesothelioma

Answer

Biphasic mesothelioma

Question 6

Which mesothelioma type is most difficult to differentiate from benign fibrous tissue on biopsy?

Accepted Answer

Sarcomatoid

Answer

Epithelioid

Answer

Papillary

Answer

Deciduoid