We analyzed the morbidity of radiation pneumonitis in different primary diseases.

分析放射性视网膜病变的临床表现特点。

Hypersensitivity pneumonitis (HP) is an allergic lung disease caused by the inhalation of antigens contained in a variety of organic dusts.

HP是由于吸入过敏原而导致的变态反应性肺疾病，过敏原包括多种有机粉尘。

Objective To identify high resolution CT features of subacute or chronic hypersensitivity pneumonitis , 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。

Symptoms of some diseases, including asthma, hypersensitivity, pneumonitis, and fever, may also show up soon after exposure to some indoor air pollutants.

接触了某些室内空气污染源后，也可能迅速出现某种疾病的症状，这类疾病包括哮喘、过敏、肺炎以及发烧。

Patchy lobular lucency and air trapping may also be seen, and is characteristic of hypersensitivity pneumonitis, reflecting the presence of bronchiolitis.

还可见小叶性透亮区和空气潴留，是HP的特征性表现，为细支气管炎表现。