The classic presentation of<unk>  is the development of nonspecific systemic (e.g., fevers, chills, night sweats, fatigue, weight loss) and respiratory (e.g. difficulty breathing, cough) symptoms in association with filling of the lung alveoli that is visible on chest x-ray. This presentation is usually so suggestive of an infection that the majority of patients with<unk>  have been treated with at least one failed course of antibiotics by the time the true diagnosis is made.
Cryptogenic organizing pneumonia
Acute eosinophilic pneumonia
Atypical pneumonia
Allergic bronchopulmonary aspergillosis
Chronic pulmonary aspergillosis
Eosinophilic pneumonia
Parasitic pneumonia
Fungal pneumonia