PMC7276424_01
Coronal and Axial views show 2 polypoid lesions in the trachea.
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It revealed a polypoid mass in the anterior wall of upper trachea suspicious for malignant lesion with a 2nd mass also arising from anterior wall suspicious for malignancy vs. adherent debris (Fig. 1). It also revealed new mild adenopathy on the right side, 6 mm nodule in the left lower lobe, prominent peribronchial thickening in the left lower lobe (Fig. 1).
Multiple polypoid mass noted in the trachea with pre and post biopsies.
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Patient underwent bronchoscopy (Fig. 2) that showed two tracheal polyps/lesions causing up to 50% tracheal obstruction.
Small cell carcinoma infiltrating tracheal mucosa; H&E stain, 100X magnification.
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Biopsies were taken and pathology was consistent with small-cell lung cancer (Fig. 3, Fig. 4, Fig. 5).
Positive CD56 immunohistochemical stain demonstrating neuroendocrine differentiation; 200X magnification.
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Biopsies were taken and pathology was consistent with small-cell lung cancer (Fig. 3, Fig. 4, Fig. 5).