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Indian J Radiol Imaging. 2018 Oct-Dec;28(4):439-441. doi: 10.4103/ijri.IJRI_170_18.

Atypical alveolar proteinosis.

Author information

1
Department of Medical Imaging Services of JRA Hospital, Antananarivo, Madagascar.
2
Department of Medical Biology, Anatomopathological Services of JRA Hospital, Antananarivo, Madagascar.
3
Department of Medical Imaging Services of Andohatapenaka Hospital, Antananarivo, Madagascar.
4
Department of Medical Imaging, Centre Hospitalier Princesse GrĂ¢ce, Monaco.

Abstract

Alveolar proteinosis is a rare pulmonary disease characterized by intra-alveolar accumulation of surfactant composed of lipoproteinaceous material, related to a lack of surfactant resorption by alveolar macrophages. Crazy paving pattern is characteristic, but not specific. The multinodular forms of this affection remain exceptional.

KEYWORDS:

Alveolar proteinosis; crazy paving; multinodular

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