作者认为这种临床和实验室特征符合外源性变态反应性肺泡炎。
These clinical laboratory characteristics were considered to be in conformity with extrinsic allergic alveolitis.
目的分析外源性过敏性肺泡炎的高分辨率CT（HRCT）的影像学特点，进一步提高其HRCT诊断的准确性。
Objective To analyze the features of Extrimic Alergic Alveolitis on HRCT , and to improve HRCT diagnostic accuracy .
目的分析亚急性或慢性过敏性肺泡炎高分辨率CT（HRCT）的影像特征，以期进一步提高其HRCT诊断的准确性。
Objective To identify high resolution CT features of subacute or chronic hypersensitivity pneumonitis , and to improve HRCT diagnostic accuracy.
组镜下见肺灶性出血，间质、肺泡水肿，大量炎细胞浸润。
Local hemorrhage, interstitial edema, alveoli exudation and inflammatory cells were observed in lungs in group a.
光镜观察所见，给予PNS治疗7天后，各给药组肺间质及肺泡腔中炎性细胞渗出及成纤维细胞增殖较模型组有不同程度的减轻（P<0.05，P<0.01）；
PNS can significantly reduce inflammatory cells exudation and fibroblast proliferation in pulmonary interstitium and alveolar spaces on the 7th day after drugs administration(P<0.05, P<0.01).
基本病变为增殖性细支气管炎和肺泡炎。
Essential for the proliferation of disease bronchiolitis and alveolitis.
结果镜下：LPS组肺泡腔和小气道内有大量炎性细胞浸润，明显出血水肿。
The results under: LPS group alveolar space and a large number of small airway inflammatory cell infiltration, edema and bleeding obvious.
病变中肺泡水肿、肺出血及肺充血以HTP组最严重，肺组织坏死及炎性细胞浸润以HTNP及HTP组最明显。
The alveolar edema and lung hemorrhage were the severest in the HTP group. The lung necrosis and the inflammatory cells infiltration were the severest in the HTP and HTNP group.
黄芩苷各治疗组肺组织炎症较免疫抑制对照组明显减轻，肺间质炎性细胞浸润及肺泡腔泡沫样渗出物均明显减少。
Compared with immunosuppressed control group, there were less alveolar interstitial lymphocytes, foamy intra-alveolar exudate and inflammation of lung tissue in rats of drug treatment groups.
黄芩苷各治疗组肺组织炎症较免疫抑制对照组明显减轻，肺间质炎性细胞浸润及肺泡腔泡沫样渗出物均明显减少。
Compared with immunosuppressed control group, there were less alveolar interstitial lymphocytes, foamy intra-alveolar exudate and inflammation of lung tissue in rats of drug treatment groups.
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