Fig. 5
From: Changes in tonsillolith characteristics detected in a follow-up CT study
A 70-year-old subject with malignant tumor of the tongue in whom tonsillolith size showed no dynamic movement on CT. a Axial CT images at the palatine tonsillar level at the initial examination. The depth of the tonsillolith (arrow) is 5.0 mm. b Follow-up CT image at the same level 7 months later. The depth of the tonsillolith (arrow) is 5.0 mm, the same as at the initial examination