Lead Sponsor

University of Nove de Julho

Age

6 - 12 years

Sex

ALL

Healthy Volunteers

Yes

•Healthy individuals (ASA I);
•Children aged 6 to 12 years with at least one permanent first molar affected by MIH grades 3 and 4 (a and b) according to the MIH Treatment Needs Index (TNI), and with hypersensitivity score 2 or higher on the visual analog scale (VAS);
•Molars with fractures and without pulp involvement or active caries;
•Molars with eruption of the entire occlusal surface and at least one-third of the vestibular surface.

•Molars with hypersensitivity caused by carious lesions were excluded to avoid diagnostic confusion with pulpitis;
•Teeth that had undergone desensitizing treatments in the previous three months, except for daily use toothpaste;
•Those with fixed orthodontic appliances; Patients who experienced discomfort during the hypersensitivity test, or those unable to tolerate the procedure were also excluded.

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