PATOLOGIA GERAL
Photos in optical microscopy
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Reversible injury
HE coloration - 4x Hepatic steatosis: 1 - predominance of macro lipid vesicles, 2 - predominance of micro lipid vesicles. 3 - inflammatory infiltrate.
HE coloration - 10x Hepatic steatosis: 1-lipid vesicles at higher magnification.
HE coloration - 20x Hepatic steatosis: 1 - macro lipid vesicles, 2 - micro lipid vesicles, 3 - inflammatory infiltrate.
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Irreversible injury
HE coloration - 4x Tuberculosis: 1 - central caseous necrosis.
HE coloration - 20x Liver tissue: 1 - solid embolus, 2 - central coagulation necrosis.
HE coloration - 40x Acute myocardial infarct: 1 - neutrophilic infiltrate characteristic of acute inflammation, 2 - cardiac fibers in coagulation necrosis ("ghost cells").
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Hemodynamics disorders
HE coloration - 4x 1 - hyperemia 2 - inflammation 3 - hemorrhage
HE coloration - 10x 1 - active hyperemia 2 - passive hyperemia 3 - acute inflammatory process
HE coloration - 20x 1 - active hyperemia 2 - passive hyperemia 3 - polymorphonuclear leukocytes characteristic of acute inflammation
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Inflammation
HE coloration - 10x 1 and 2 - hyperemia 3 - acute inflammatory process
HE coloration - 10x 1 - giant cells 2 - active hyperemia
HE coloration - 20x 1 - multinucleated giant cell 2 - proliferation of connective fibers and leukocytes 3 - connective tissue
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Repair
HE coloration - 10x Proliferation of fibroblasts
HE coloration: 10x Mild liver cirrhosis (early stage) with clear demarcation of the hepatic lobule (arrows) and the presence of lobular central vein (1).
HE coloration - 40x 1 - multinucleated giant cell 2 - proliferation of connective fibers
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Changes of growth
Coming soon.
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Neoplasms
Coming soon.
