KROK 1 Stomatology 2016 – Question 35 · KROK (Dentistry)

An autopsy of the body of an elderly man, who was suffering from acute intestinal disorder during his last 2 weeks of life, has revealed the following change in the rectum and sigmoid colon: brown and green film covering the mucosa is detected. The intestinal wall is thickened; the cavity sharply narrows down. Microscopy reveals mucosa necrosis of varying depth, necrotic tissue is pierced through with fibrin threads, leucocytic infiltration is observed. What diagnosis is the most probable?

  1. A. Catarrhal colitis
  2. B. Follicular colitis
  3. C. Fibrinous colitis
  4. D. Ulcerative colitis
  5. E. -
Hint

Look at what the film on the mucosa consists of microscopically and which stage of dysentery affects the rectum and sigmoid colon this way.

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