PMC6525859_01
Computed tomography of the head and neck showed a subglottic mass containing calcifications and causing airway obstruction (star).
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The patient underwent neck computed tomography (CT) which showed a large mass of glottic and subglottic plan lateralized on the left measuring 5 x 3.5 cm containing calcifications, causing a retraction of the laryngeal diameter and destruction of the cricoid cartilage (Figure 1).
Mildly cellular field with predominantly small mono- and binucleated chondrocytes with ample cytoplasm, consistent with low grade (grade 1). Haematoxylin & eosin staining; medium power magnification x250.
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Histological examination of the biopsy showed hyaline cartilage comprised of lobules of binucleated chondrocytes with increased nucleus to cytoplasmic ratios (Figure 2).
Macroscopic appearance of the laryngectomy showing a translucent tumor of the larynx.
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On the basis of the histological and radiological examinations performed, the patient underwent total laryngectomy (Figure 3).