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Pseudohoneycombing. Patient known for COPD presenting with cough. Honeycombing was reported on the first CT scan (a). Subsequent axial chest CT 2 months later showed disappearance of the cystic pattern that was related to a resolution of alveolar condensation after antibiotic therapy for S. pneumoniae infection (b). Note the controlateral emphysematous changes related to COPD (c). COPD, chronic obstructive pulmonary disease.
