On the autopsy, an enlarged dense right lung with fibrin

layers on the pleura was revealed. Upon incision, the pulmonary tissue was

light green with turbid (muddy) liquid exudates. Which lung disease do these

symptoms comply with?

While operating on a 17-year-old patient, the surgeon

revealed a dark-red tumour 4.5х5.0х3.5 cm in size on the lower surface of the

liver. It was located under the serous membrane. On the section, the tumour had

cavities with a significant amount of blood. What is the preliminary diagnosis?

A 50-year-old man has felt vague abdominal discomfort

for the past 4 months. Physical examination does not reveal lymphadenopathy,

abdominal masses or organomegaly on palpation. Bowel sounds are heard. An

abdominal CT scan shows a 20 cm retroperitoneal soft tissue mass obscuring the

left psoas muscle. A stool specimen tested for occult blood is negative. Which

of the following neoplasms could it be?

The examination of a patient revealed a dense, movable

skin tumour that was protruding distinctly from the surrounding tissues. Its

section was white

The patient suffering from thrombophlebitis suddenly

died. Thrombophlebitis affected the deep veins of the lower legs. The

pathologist identified red friable masses with dim crimped surfaces localized

in both the trunk and bifurcation of the pulmonary artery. What pathologic

process was revealed by the pathologist?

Denaturation of protein can occur in some substances.

Specify the substance that is used for the incomplete denaturation of

hemoglobin:

A 46-year-old man presents with difficult nasal

breathing. Biopsy analysis of the nasal mucous thickening reveals the presence

of Mikulicz cells, along with accumulations of epithelial cells, plasmocytes,

lymphocytes, and hyaline deposits. What is the most likely diagnosis?

In a patient with a history of smoke abuse, chronic

inflammation and the transformation of the simple (=unilayered) ciliated

epithelium into multiple-layered (=stratified) squamous epithelium were

revealed in the thickened mucous membrane of the bronchus biopsy. Which diagnosis

is the most likely? 

On the autopsy, enlarged kidneys were revealed. Their

surface was granular due to multiple cavities with smooth walls, filled with

transparent fluid. Which kidney disease did the patient suffer from?

Extensive thromboembolism caused cerebral infarction of

the left hemisphere. The patient developed splenomegaly due to sepsis and

immune-complex glomerulonephritis. On the autopsy, there were ulcers along the

edges of the aortic valve. The ulcers were covered by polypoid thrombi with

colonies of staphylococci. Which disease caused cerebral thromboembolism?