Traumatic Ulcer Caused by Supragingival Calculus: A Case Report.

A 36-year-old man developed a traumatic mouth ulcer caused by sharp supragingival calculus buildup resulting from poor oral hygiene, representing an unusual trigger for this type of injury.

A plain-English summary of the study's own findings — we don't add our own claims or interpretation. Read the full paper for the complete methods and results, and apply your own clinical judgement.