Clinical history

67 y-o man. Tobacco consumption: 54 Packet-Year. Recurrent episodes of bronchopneumonia.

Radiological findings

Frontal chest radiograph. Opacity of the left hemithorax obscursing the left cardiac border.
Anterior opacity limited by the forwarded displaced left main fissure (arrows).

CT findings

CT axial slice. Occlusion of the left upper lobe bronchus by a tissular mass. Obstructive consolidation of the left upper lobe.
CT MPR sagittal reformation. Low attenuation masses located in the anterior and apical segmental bronchi of the left upper lobe suggesting bronchoceles (arrows).
CT MPR coronal reformation. Left upper lobe opacity limited downward by the main left fissure. Silhouette sign with the left heart border. The lung remains partly aerated.
Thick MPR CT reformation. Left hilar mass obliterating the left hilum. Finger-shaped opacity suggesting a bronchocele in the upper lobe (arrow). 1 cm-sized nodule within the left hemithorax.
Thick MPR sagittal CT reformation. Forward displacement of the left main fissure (arrows). The left upper lobe is partly opacified.

Extra Examinations

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Final diagnosis

Atelectasis (uncompleted collapse) of the left upper lobe. Bronchogenic carcinoma (adenocarcinoma) obstructing the left upper lobe bronchus with bronchoceles. Clinical staging was T4N2M0. A left upper lobe lobectomy was performed.

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