Wing Kit Ricky Wong

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We evaluated the effect of botulinum toxin A on masseteric muscle hypertrophy by using ultrasound and electromyography. Five patients (four with bilateral and one with unilateral masseteric muscle hypertrophy) were studied prospectively. In each patient, ultrasound-guided percutaneous intramuscular injection of botulinum toxin A was carried out. The change(More)
STATEMENT OF PROBLEM There is insufficient evidence to indicate the functional superiority of mandibular implant-supported overdentures to justify their use in edentulous patients. PURPOSE This study compared the benefits perceived by patients who received a new maxillary denture and a mandibular conventional denture (CD) and an implant-supported(More)
OBJECTIVE To review the currently available treatment options of anterior open bite. METHODS Search all major dental journals and literature on treatment and management of anterior open bite. Medline search (1960-2006). Literature and data on treatment and management of anterior open bite with keywords 'open bite', 'anterior open bite', 'orthodontic(More)
OBJECTIVES Outcome studies among post-menopausal females with calcified carotid artery plaque (CCAP) on their panoramic images have not been previously undertaken. We sought to compare the extent of abdominal aortic calcification (AAC) on lateral lumbar spine radiographs (LLSRs), among groups of females with (CCAP+) and without (CCAP-) carotid lesions on(More)
Salivary IgA antibody levels to cytoplasmic protein extract of Candida albicans (CSE) and to mycobacterial 65 kDa stress protein (mSP65) were determined by ELISA in 25 patients with chronic atrophic oral candidosis and in 23 controls with clinically healthy oral mucosa. The results showed significantly elevated anti-CSE and anti-mSP65 antibody levels in(More)
OBJECTIVE   To evaluate the severity of the dental arch relationships and the treatment outcomes of reverse headgear (RHG) in southern Chinese patients with unilateral cleft lip and palate (UCLP). DESIGN   A retrospective study. SETTING   Faculty of Dentistry, The University of Hong Kong. PATIENTS   Thirty-eight UCLP patients with complete records.(More)
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