Gummy Smile and Altered Passive Eruption Prevalence

Recruiting now

Conditions studied: Altered Passive Eruption of Teeth

In brief

This observational epidemiological study aims to assess the prevalence of gummy smile and altered passive eruption in a young adult population, with a focus on the second sextant. Periodontal and aesthetic parameters, along with patient-reported discomfort, will be analyzed to identify potential correlations and underlying anatomical factors.

Key facts

Study ID

NCT07548398

Run by

University of Roma La Sapienza

People needed

100

Starts

2025-09-01

Expected to finish

2026-12-01

Last updated by the study team

2026-04-29

Who can join

Age: 18 and older, up to 50. Sex: any. Healthy volunteers: accepted.

You may qualify if…

• Male and female subjects;
• Age between 18 and 50 years;
• Periodontally healthy subjects;
• Patients with no history of orthodontic treatment;
• Patients without gingival hypertrophy or hyperplasia.

You may not qualify if…

• Age < 18 or > 50 years;
• Patients diagnosed with Stage I-IV periodontitis;
• Patients currently undergoing orthodontic treatment;
• Patients with severe dental crowding in the second sextant;
• Patients taking medications associated with gingival hypertrophy or -hyperplasia;
• Patients unwilling to provide informed consent;
• Patients with fixed or removable prostheses in the second sextant;
• Patients with a history of surgical procedures in the second sextant;
• Patients with uncontrolled diabetes or neuropsychiatric disorders;
• Patients with infectious diseases;
• Pregnant or breastfeeding women, or those with suspected pregnancy;
• Patients taking bisphosphonates;
• Oncologic patients and those undergoing head and neck radiotherapy or receiving chemotherapy;
• Patients with alcohol or drug abuse.

Where it is running

• Sapienza università di Roma — Roma, RM, Italy (enrolling)

Full record on ClinicalTrials.gov

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