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Fig. 1 | BMC Oral Health

Fig. 1

From: Correlation between the presence of tonsilloliths and the bone defects by periodontitis on imaging analysis: a pilot study

Fig. 1

Methods for measurement of sizes and CT values of tonsilloliths on CT images. a The largest calculus (soft-tissue window setting, arrow) in the palatine tonsil is included in the analysis. b Size is defined as the long axis measurement (arrow) on the soft-tissue window setting. c The calcification level is defined as the maximum CT value on the soft-tissue window setting, and the region of interest includes the whole calculus (circle)

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BMC Oral Health

ISSN: 1472-6831

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