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Table 1 Obstructive radiographic points

From: “Determining the efficacy of a machine learning model for measuring periodontal bone loss”

Obstructive Factor

Affected Key Points

Dental Crowding

CEJ, Crest

Maxillary Sinus Cortical

Crest, Apex

Overexposure

CEJ, Crest, Apex

Underexposure

CEJ, Crest, Apex

Dental Caries

CEJ

Restorations

CEJ

Root Resorption

Apex