Here, alveolar walls are no longer visible because there is early abscess formation.

图中不见肺泡壁，因为早期有脓肿形成。

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Extensive acute inflammation may lead to abscess formation, as seen here with rounded abscesses (the purulent material has drained out after sectioning to leave a cavity) in upper lobe and lower lobe.

广泛的急性炎症可导致脓肿形成，如图所示，肺上叶和肺下叶可见圆形脓肿(脓液排出后在切面上显示为空洞)。

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The biodegradation pattern in vivo was similar to that in vitro. There was no abscess formation and tissue necrosis surrounding the implanted materials.

埋植材料周围肌肉组织无脓肿形成和组织坏死发生，局部组织反应为非细菌性炎症反应。

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