PMC4178053_01
Plain cervical study. Triangular shape of the shadow (arrow) at the level of the first thoracic vertebra (Th1)
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Neck and chest radiograph, performed on the patient's request, revealed on the first thoracic vertebra level, a triangle-shaped shadow with measurements 1.1 cm x 1.3 cm, intensely absorbing X-rays, which could correspond to the tooth (Figure 1).
Oesophageal barium study demonstrating a 2-cm Zenker's diverticulum (arrow) at the level of Th1, filled with contrast medium
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After oral contrast administration, oesophageal ZD was revealed, filled with contrast medium, with measurements 2.7 cm x 2.0 cm (Figure 2).
Endoscopic view of a single-tooth prosthesis (arrow) lodged in the Zenker's diverticulum
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In an endoscopic study (performed on the patient's request with no premedication) a small ZD and a foreign body present in its lumen were revealed: a single-tooth denture (Figure 3).
View of the removed prosthesis (arrow)
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A successful attempt to remove it using a Dormia basket was carried out (Figure 4).