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BMC Oral Health· 2026Q1

Regression-based correction of panoramic radiographic distortion for tooth/root length estimation: a CBCT-referenced model-development study

Mohammed Mahmood, Mardin Othman Rashid, Ranj Jalal, Didar Sadiq Hama Gharib et al.

Short summary

A regression model developed from 1,300 OPG and CBCT measurements reduces apparent tooth/root length error from 2.00 mm to 1.56 mm, with 53.6% of corrected predictions within ± 1.0 mm of CBCT reference.

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Field: Oral Surgery

Oral SurgeryDentistry