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Arthrocentesis-PRF Versus Botulinum Toxin for Management of ADDwR
Sponsor: Suez Canal University
Summary
Temporomandibular joint (TMJ) internal derangement is a common cause of temporomandibular disorders and is often associated with pain, restricted mandibular movement, joint sounds, and functional limitations during mastication and mouth opening. Various treatment modalities have been proposed to manage these symptoms, aiming to reduce pain and improve joint function. This randomized clinical study was conducted to compare the effectiveness of botulinum toxin type A (BOTOX) injection into the lateral pterygoid muscle versus intracapsular injection of injectable platelet-rich fibrin (I-PRF) in the management of TMJ internal derangement. A total of 20 patients diagnosed with TMJ internal derangement were randomly allocated into two equal groups. Group I received intracapsular I-PRF injections into the superior joint space of the temporomandibular joint, while group II received botulinum toxin injections into the lateral pterygoid muscle. Clinical evaluation was performed using subjective and objective parameters at one, three, and six months following treatment. Outcomes included assessment of pain, maximum mouth opening, mandibular movements, joint tenderness, and muscle tenderness upon palpation. Radiographic evaluation was conducted using magnetic resonance imaging (MRI) to assess intra-articular changes of the temporomandibular joint following the interventions. The study aimed to determine which treatment modality provided superior clinical and radiographic outcomes for the management of TMJ internal derangement.
Official title: A Comparative Study Between Arthrocentesis Combined With Intra-Articular Injectable Platelet-Rich Fibrin Versus Ultrasound-Guided Lateral Pterygoid Botulinum Toxin Injection For Management of Anterior Disc Displacement With Reduction
Key Details
Gender
All
Age Range
15 Years - 50 Years
Study Type
INTERVENTIONAL
Enrollment
20
Start Date
2024-01-10
Completion Date
2025-04-19
Last Updated
2026-10-07
Healthy Volunteers
No
Conditions
Interventions
Injectable Platelet-Rich Fibrin (I-PRF) Injection
Participants in this arm underwent arthrocentesis of the temporomandibular joint, followed by injection of 1 mL of intra-articular injectable platelet-rich fibrin (I-PRF) into the superior joint space.
Botulinum Toxin Type A (BOTOX) Injection
Participants in this arm received an ultrasound-guided injection of 7 mL containing 35 units of botulinum toxin type A (BOTOX) into the lateral pterygoid muscle.
Locations (1)
Suez Canal University, Faculty of Dentistry
Ismailia, Egypt