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Clinical Trial Details — Status: Active, not recruiting

Administrative data

NCT number NCT05748067
Other study ID # 623-2021
Secondary ID
Status Active, not recruiting
Phase N/A
First received
Last updated
Start date November 29, 2021
Est. completion date June 2024

Study information

Verified date May 2024
Source King Abdullah University Hospital
Contact n/a
Is FDA regulated No
Health authority
Study type Interventional

Clinical Trial Summary

In this prospective randomized clinical trial, the is aim to compare the clinical and radiographic success of 3 minimally invasive treatment protocols on permanent first molars affected with MIH over 24 months. A total of 135 children/molar teeth (N=45 per group) between the ages of 6-16 years with MIH will be recruited at the post-graduate clinics at Jordan University of Science and Technology (JUST).


Description:

Background: The term molar-incisor hypomineralization (MIH) is defined as 'hypomineralization of systemic origin, presenting as demarcated, qualitative defects of enamel of one to four first permanent molars (FPMs) frequently associated with affected incisors. There are no clinical studies on use of minimally invasive techniques as restorative treatments for molars affected by MIH. Aim: The aim of this clinical trial is to compare the clinical and radiographic success of 3 minimally invasive treatment protocols on permanent first molars affected with MIH over 24 months. Methods: A total of 135 children/molar teeth (N=45 per group) between the ages of 6-16 years with MIH will be recruited for this prospective randomized clinical trial in the post-graduate clinics at JUST. Clinical and radiographic examination will be done. Participants will be randomly allocated to one of the three treatment modalities: For groups 1 and 2, silver diamine fluoride (SDF) will be clinically applied using cotton roll isolation on the first visit for three minutes after cleaning the tooth with gauze. After 1 week, the carious lesion will be examined for signs of caries arrest using two criteria: the color turning darker black and increased hardness of the lesion rather than soft texture (assessed using an excavator), if the criteria are met, the tooth will be restored with high viscosity glass ionomer (HVGIC) and stainless steel crown (SSC) for group 1, or only with a SCC for group 2. If not met, the carious lesion will be assumed to be still active, and a reapplication of SDF will be done before restoring the tooth with HVGIC and SCC. In group 3, the tooth will be restored in a similar fashion to atraumatic restorative treatment (ART technique) and restored with HVGIC and a SCC. Follow up will be done for all groups at 3 months, 6 months, 12 months, and 24 months to record specified clinical and radiographic criteria as outcome measures of success. Expected results: It is expected that there will be no difference between different minimally invasive restorative treatments for MIH; namely, restoring teeth using a SSC after SMART (SDF and HVGIC), SDF treatment alone, or ART (HVGIC alone).


Recruitment information / eligibility

Status Active, not recruiting
Enrollment 135
Est. completion date June 2024
Est. primary completion date June 2024
Accepts healthy volunteers Accepts Healthy Volunteers
Gender All
Age group 6 Years to 16 Years
Eligibility Inclusion Criteria: - Permanent molars with MIH with the following MIH indices (2a, 2b, 3, 4a, 4b) affected by caries (ICDAS 3 or 4) or post eruptive breakdown. - Restorable teeth - Permanent molars with MIH with NO clinical/radiographic signs and symptoms of irreversible pulpitis or pulpal necrosis. - Clear band of dentine radiographically between the carious lesion and the pulp. Exclusion Criteria: - Medically compromised patients. - Permanent molars with MIH with the following indices (1, 2c, 4c, 0, 1). - Permanent molars with MIH with severe post eruptive breakdown therefore, unrestorable. - Permanent molars with MIH with clinical/radiographic signs and symptoms of irreversible pulpitis or pulpal necrosis. - No clear band of dentine radiographically between the carious lesion and the pulp.

Study Design


Intervention

Procedure:
SDF
Silver diamine fluoride
HVGIC restoration
High viscosity glass ionomer restoration
SSC
Stainless steel crown

Locations

Country Name City State
Jordan Jordan University of Science and Technology Irbid

Sponsors (2)

Lead Sponsor Collaborator
King Abdullah University Hospital Jordan University of Science and Technology

Country where clinical trial is conducted

Jordan, 

References & Publications (8)

Crystal YO, Marghalani AA, Ureles SD, Wright JT, Sulyanto R, Divaris K, Fontana M, Graham L. Use of Silver Diamine Fluoride for Dental Caries Management in Children and Adolescents, Including Those with Special Health Care Needs. Pediatr Dent. 2017 Sep 15;39(5):135-145. — View Citation

Ghanim A, Silva MJ, Elfrink MEC, Lygidakis NA, Marino RJ, Weerheijm KL, Manton DJ. Molar incisor hypomineralisation (MIH) training manual for clinical field surveys and practice. Eur Arch Paediatr Dent. 2017 Aug;18(4):225-242. doi: 10.1007/s40368-017-0293-9. Epub 2017 Jul 18. — View Citation

Grossi JA, Cabral RN, Ribeiro APD, Leal SC. Glass hybrid restorations as an alternative for restoring hypomineralized molars in the ART model. BMC Oral Health. 2018 Apr 18;18(1):65. doi: 10.1186/s12903-018-0528-0. — View Citation

Horst JA, Ellenikiotis H, Milgrom PL. UCSF Protocol for Caries Arrest Using Silver Diamine Fluoride: Rationale, Indications and Consent. J Calif Dent Assoc. 2016 Jan;44(1):16-28. — View Citation

Jalevik B, Klingberg GA. Dental treatment, dental fear and behaviour management problems in children with severe enamel hypomineralization of their permanent first molars. Int J Paediatr Dent. 2002 Jan;12(1):24-32. — View Citation

Ozgul BM, Saat S, Sonmez H, Oz FT. Clinical evaluation of desensitizing treatment for incisor teeth affected by molar-incisor hypomineralization. J Clin Pediatr Dent. 2013 Winter;38(2):101-5. — View Citation

Steffen R, Kramer N, Bekes K. The Wurzburg MIH concept: the MIH treatment need index (MIH TNI) : A new index to assess and plan treatment in patients with molar incisior hypomineralisation (MIH). Eur Arch Paediatr Dent. 2017 Oct;18(5):355-361. doi: 10.1007/s40368-017-0301-0. Epub 2017 Sep 14. — View Citation

Zhao IS, Gao SS, Hiraishi N, Burrow MF, Duangthip D, Mei ML, Lo EC, Chu CH. Mechanisms of silver diamine fluoride on arresting caries: a literature review. Int Dent J. 2018 Apr;68(2):67-76. doi: 10.1111/idj.12320. Epub 2017 May 21. — View Citation

Outcome

Type Measure Description Time frame Safety issue
Primary Successful restoration SSC is clinically intact (not perforated), retentive (not lost), in proper occlusion, with no gingival inflammation After 1 year
Primary Functional tooth clinically Tooth should have no symptoms of pain, mobility or tenderness to percussion After 1 year
Primary Healthy periapical region radiographically No signs of periapical pathology on radiograph After 1 year
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