Ultrasonographic features of the masseter muscle in female patients with temporomandibular disorder associated with myofascial pain.
Yoshiko Ariji, Shigemitsu Sakuma, Masahiro Izumi...
https://pubmed.ncbi.nlm.nih.gov/15356473Actively Recruiting
Led by Melis AKYILDIZ · Updated on 2025-12-29
72
Participants Needed
1
Research Sites
2 weeks
Total Duration
Researchers are studying how adenoid hypertrophy, a condition where the adenoids are enlarged, affects the masseter muscle in children aged 3 to 8 years. This observational study compares children diagnosed with adenoid hypertrophy who are scheduled for surgery to healthy children without the condition. The main goal is to find out if adenoid hypertrophy changes the thickness or internal structure of the masseter muscle. Participants will undergo an ultrasound examination of the masseter muscle using a special probe to measure muscle thickness and observe internal bands. Measurements are taken with the child lying down, both at rest and while clenching the jaw. Alongside the ultrasound, dental and mouth examinations will record occlusion type, molar classification, overjet, overbite, and note any signs of mouth breathing or teeth grinding. Data collection happens once at enrollment. Children’s age, sex, and adenoid hypertrophy grade will be recorded. Researchers will analyze the ultrasound images and dental findings to compare the two groups. The primary measurement is the thickness and internal band visibility of the masseter muscle. Secondary measures include occlusion and molar classification, dental health, presence of mouth breathing, and bruxism. The study will take place over the course of the participation visit with no additional treatment or long-term follow-up.
CONDITIONS
Evaluation of the Effect of Adenoid Hypertrophy on the Masseter Muscle in Children: A Comparative Ultrasonographic Study
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Complete this quick 3-step screening to check your eligibility
Duration - 2 to 4 weeks
Participants are screened for eligibility to participate in the trial.
1 visit (in-person)
Duration - Single assessment at enrollment
Participants undergo ultrasound assessment of the masseter muscle thickness and internal echogenic bands, along with a clinical examination recording dental and breathing characteristics.
1 visit (in-person)
Duration - Up to study completion
Participants are observed to compare muscle characteristics between children with and without adenoid hypertrophy.
No additional visits required
Total: 1 location
1
Aydın Adnan Menderes University
Aydin, Efeler, Turkey (Türkiye)
Actively Recruiting
M
Melis Akyıldız, phd
E
Esra Dişcioğlu Candemir, dds
Study Type
OBSERVATIONAL
Masking
N/A
Allocation
N/A
Model
N/A
Primary Purpose
N/A
Number of Arms
2
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Yoshiko Ariji, Shigemitsu Sakuma, Masahiro Izumi...
https://pubmed.ncbi.nlm.nih.gov/15356473