KROK 1 Stomatology 2012 – Question 153 · KROK (Dentistry)

Histological examination of myocardium of a 47-year-old patient with rheumatic heart disease (section material) revealed some big visually empty vacuoles within the cardiomyocytes. They turn black when stained with osmic acid, and yellow-red when stained with Sudan III. What pathological process is it?

  1. A. Hydropic degeneration
  2. B. Dysproteinosis
  3. C. Adipose degeneration
  4. D. Hyaline drop degeneration
  5. E. Carbohydrate degeneration
Hint

Ask which substance is stained specifically by osmium tetroxide and Sudan dyes.

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