[Pulmonary aspergillosis: variable appearances (pictorial essay)].

Pulmonary aspergillosis can present in different clinical, pathological and radiological forms depending on the patient's immunological status and underlying pulmonary disease. Allergic bronchopulmonary aspergillosis, aspergilloma, invasive and semi-invasive forms can be recognized. In this article, we review the radiological findings of different forms of pulmonary aspergillosis.