Pulp revascularization on an adult mandibular right second premolar: A case report

Table 1 Timeline of the case

Timeline	Events
September 30, 2018	First treatment visit	Triple antibiotic paste was used to seal the root canal
October 15, 2018	Second treatment visit	Penetrated the periapical tissue and provoked bleeding into the canal
October 16, 2018	Third treatment visit	The access cavity was restored with light-curing composite resin
April 23, 2019	6-mo follow-up	The periapical lesion had slightly decreased in size
October 22, 2019	12-mo follow-up	The periapical lesion was smaller than before
October 14, 2020	24-mo follow-up	The periapical lesion showed further radiographic evidence of healing
October 23, 2021	36-mo follow-up	Indicating reparation of the periapical lesion