PMC2989381_01
EUA. Direct hypopharyngoscopy, white arrow shows the bulge of the posterior hypopharyngeal wall into left piriform sinus. The long black arrow shows the posterior pharyngeal wall while the head of an arrow demonstrates the epiglottis. The short black arrow shows small part of the glottis marginally visible through the direct endoscope.
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fig1
On palpation, it was of bony or cartilage consistency, it had no characters of malignancy and was lined by smooth, macroscopically healthy mucosa (Figure 1).
CT neck. Axial cut with contrast at the level of C5 vertebra. Rotation of thyroid cartilage, black arrow shows the left thyroid cornu. The airfilled cavity next to the left thyroid cornu is the left piriform sinus which is clearly bigger than the right one due to the rotation of the larynx (black thin arrows).
CRM2010-142928.002.jpg
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fig2