MBBS Pathology

Question 1

Which type of necrosis is characteristically seen in tuberculosis?

Accepted Answer

Caseous necrosis

Answer

Liquefactive necrosis

Answer

Coagulative necrosis

Answer

Fat necrosis

Question 2

Reed-Sternberg cells are pathognomonic of which condition?

Accepted Answer

Hodgkin lymphoma

Answer

Non-Hodgkin lymphoma

Answer

Chronic lymphocytic leukemia

Answer

Burkitt lymphoma

Question 3

Which tumor marker is elevated in hepatocellular carcinoma?

Accepted Answer

Alpha-fetoprotein (AFP)

Answer

CEA

Answer

CA 19-9

Answer

PSA

Question 4

What is the most common cause of right heart failure in the United States?

Accepted Answer

Left heart failure

Answer

Pulmonary embolism

Answer

Primary pulmonary hypertension

Answer

Tricuspid regurgitation

Question 5

Amyloid deposits in systemic amyloidosis are identified with which stain?

Accepted Answer

Congo red with apple-green birefringence under polarized light

Answer

Periodic acid-Schiff (PAS)

Answer

Prussian blue

Answer

Oil Red O

Question 6

Which of the following is an example of Type III hypersensitivity (immune complex-mediated)?

Accepted Answer

Serum sickness

Answer

Anaphylaxis

Answer

Goodpasture syndrome

Answer

Contact dermatitis