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

Sarcomatoid mesothelioma consists of spindle-shaped cells and is the most aggressive cell type with the worst prognosis.

Question 2

Biphasic mesothelioma contains which combination of cell types?

Accepted Answer

Both epithelioid and sarcomatoid cells

Answer

Biphasic mesothelioma is a mixed type containing both epithelioid and sarcomatoid cells, with prognosis depending on which type predominates.

Question 3

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

Accepted Answer

Sarcomatoid

Answer

Sarcomatoid mesothelioma makes up 10–15% of cases and has the poorest median survival due to resistance to most treatments.

Question 4

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

Accepted Answer

Sarcomatoid

Answer

Desmoplastic mesothelioma is a rare, aggressive subtype of sarcomatoid mesothelioma characterized by dense fibrous stroma.

Question 5

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

Accepted Answer

Peritoneal mesothelioma

Answer

Peritoneal mesothelioma spreads along the abdominal lining and is often treated with cytoreductive surgery combined with HIPEC (hyperthermic intraperitoneal chemotherapy).

Mesothelioma Diagnosis Practice Test

Mesothelioma Diagnosis Practice Test

Mesothelioma Diagnosis Types of Mesothelioma 2