KROK 1 2012 – Question 165 · KROK (Medicine) · Pathomorphology
A patient who abuses smoking has chronic bronchitis. Biopsy of his primary bronchus revealed multilayer pavement epithelium. What pathological process was revealed in the bronchus?
- A. Physiological regeneration
- B. Hyperplasia
- C. Dysplasia
- D. Metaplasia
- E. Reparative regeneration
Hint
Compare the epithelium that normally lines the large airways with what the biopsy shows, and consider whether the number of cells, their maturation or the cell type itself has changed.
The answer, the explanation and a note on every option are available once you log in. The account is free: topic tests, a mock exam, mistake review and statistics.
More questions on Pathomorphology
- A 50 year old patient underwent resection of tumour of large intestine wall. Microscopically it presents itself as fascicles of divergent collagen…
- A patient with high-titer antinuclear antibodies died from progressing renal impairment. Autopsy revealed mesangioproliferative glomerulonephritis…
- Microscopy of the coronary artery of a dead 53-year-old patient revealed luminal occlusion due to a fibrous plaque with some lipids. The most likely…
- Autopsy of the patient revealed bone marrow hyperplasia of tubular and flat bones (pyoid marrow), splenomegaly (6 kg) and hepatomegaly (5 kg)…
- A 60-year-old patient with a long history of atherosclerosis and a previous myocardial infarction developed an attack of retrosternal pain. 3 days…
- A male patient is 28 years old. Histological study of a cervical lymph node revealed a change of its pattern due to the proliferation of…