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Fig. 1 | Trials

Fig. 1

From: Periradicular repair after single- and two-visit root canal treatments using ultrasonic irrigant activation and calcium hydroxide dressing of teeth with apical periodontitis: study protocol for randomized controlled trials

Fig. 1

Study flowchart. The trial will evaluate the effectiveness of endodontic treatments conducted in a single visit with the use of ultrasonic irrigant activation and in two visits with the use of ultrasonic irrigant activation and with and without the use of Ca(OH)2 dressing, in mandibular molars with asymptomatic apical periodontitis regarding periradicular repair during a period of 2 years of clinical, radiographic, and tomographic follow-up, based on the periapical index (PAI)

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