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Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (http://creativecommons.org/licenses/by/4.0/).
Pneumatocele in a patient with known infection from Pneumocystis carinii. Multiplanar reconstruction (MPR) in the coronal plane (b). A thin-walled cystic air space is located in the lateral-basal segment of the lower right lobe (a).