PMC7906545_01
Chest X ray-case 1: persistent left basal consolidation (white star) with a left mediastinal attraction (white arrow)
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His chest X-ray showed a persistent left basal consolidation (Figure 1).
Chest CT scan-case 1: (A) axial CT scan image; (B) coronal CT scan image. Left-sided bronchial-centric mass in the left main bronchus (white arrow) associated with multiple left hilar lymph nodes and carcinomatous lymphangitis in the left inferior lobe
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CT scan revealed a left-sided bronchialcentric mass in the left main bronchus associated with multiple left hilar lymph nodes and carcinomatous lymphangitis in the left inferior lobe (Figure 2). Cerebral and abdomino-pelvic CT scan did not reveal metastatic lesions.
Histopathology: (A) adenoid cystic carcinoma showing cribriform and tubular growth of small hyperchromatic epithelial cells (yellow arrow) (HEx40); (B) tumoral cells are cuboidal with scant cytoplasm and homogenous nuclei (yellow arrow) (HEx400)
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The histopathological examination of bronchial biopsy showed evidence of adenoid cystic carcinoma (Figure 3).
PMC7906545_02
Chest X ray - case 2: mediastinal widening (white arrow)
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Chest X ray showed a mediastinal widening (Figure 4).
Spirometry: flow volume loop: flattened inspiratory curve (black arrow)
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Spirometry showed a flattened inspiratory curve (Figure 5).
Chest CT scan - case 2: (A) axial CT scan image; (B) coronal CT scan image. Proximal tracheal solid mass (yellow arrow)
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The thoracic CT scan revealed a proximal tracheal solid mass (Figure 6).