From Pathology Education Instructional Resource
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Images
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This gross photograph of lung demonstrates microabscesses due to
septic embolization. Note the small 2 to 3-mm lesions scattered throughout this lung tissue (arrows).
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This is a gross photograph of myocardium with multiple embolic lesions scattered throughout the left and right ventricles.
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This low-power photomicrograph shows a section of lung on the left and myocardium on the right. Both pieces of tissue have multiple embolic lesions seen as blue staining areas with massive infiltration of inflammatory cells (arrows).
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This is a higher-power photomicrograph of the focal lesions in the lung produced by the
septic emboli. Note these are clearly demarcated from the relatively normal surrounding lung tissue.
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This is a higher-power photomicrograph of one of these
septic abscesses illustrating the colonies of bacteria within necrotic cellular debris (arrows). This is typical of an
abscess.
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This is a low-power photomicrograph of myocardium with
septic abscesses (arrows).
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This is a higher-power photomicrograph of the
abscess within the myocardium illustrating colonies of bacteria as the dark blue-staining material (arrow).
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This is a high-powered photomicrograph of a myocardial
abscess stained with a special tissue Gram stain (Brown & Brenn) to illustrate the colonies of bacteria in this myocardial tissue (arrows).