A striking feature of the skull base is the pterygoid hamulus known for its bizarre morphology and biomechanical location. Pterygoid hamular bursitis is an inflammation of bursae located between the tendon, muscle, and bony prominences. The minimal objective finding in an apparently normal orofacial apparatus and dependence on the subjective symptoms experienced by the patient with widespread referral pattern often perplexes the clinician. Bursitis should be considered in the differential diagnosis of craniofacial neuralgia, temporomandibular joint dysfunction, and chronic craniofacial pain. Clinical signs and symptoms of this intriguing entity are diverse and multifaceted that can sometimes demand services of clinicians across various specialties considering the anatomic density of the region. Care must be taken to avoid delay, misdiagnosis, and overtreatment.
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http://dx.doi.org/10.1155/2018/5108920 | DOI Listing |
Cureus
March 2024
Anatomy, Democritus University of Thrace, Alexandroupolis, GRC.
Introduction: The pterygoid hamulus (PH), as a small and curved projection of the sphenoid bone, occupies a unique position at the skull base. Given its functional relation with the surrounding anatomical structures, the study of this rather underrepresented structure in the literature assumes paramount importance.
Materials And Methods: We examined a total of 87 pterygoid hamuli (50 right-sided and 37 left-sided) out of a sample of 114 dry skulls.
J Clin Exp Dent
July 2023
EBOMS, MD, DDS, PhD: Director of the Maxillofacial Institute of the University Hospital Sagrado Corazon (Barcelona), España. Co-director of the postgraduate programme temporomandibular join and orofacial plain, Faculty of Medicine and Health Sciences, University of Barcelona, Spain.
Pterygoid hamular bursitis is an infrequent cause of orofacial pain due to a hypertrophic pterygoid hamulus. The pain is often referred to the pharynx, temporomandibular region and facial zone, and requires a differential diagnosis with other craniofacial entities. This paper describes a patient with pterygoid hamular bursitis that presented pain of neuropathic characteristics in the left retromolar region, associated with odynophagia and temporomandibular joint disorders.
View Article and Find Full Text PDFFront Vet Sci
June 2023
Small Animal Surgery, Department of Clinical Sciences, Faculty of Veterinary Medicine, Utrecht University, Utrecht, Netherlands.
Introduction: Transsphenoidal hypophysectomy is the standard surgical technique for the excision of pituitary neoplasms. Anatomy may be more obscured in brachycephalic skull types due to the crowding of soft tissue and osseous structures. We describe the unique challenges to approach the sphenoid bone and localize the correct burr hole site in severe brachycephalic dogs.
View Article and Find Full Text PDFAnn Maxillofac Surg
January 2023
Department of Oral and Maxillofacial Surgery, Dr. Motiwala Dental Clinic and Implant Center, Hyderabad, Telangana, India.
Introduction: Rehabilitating the posterior maxilla with pterygoid implants can be quite challenging as the area entails many hindrances for implant placement. Although few studies have reported the three-dimensional angulations according to various planes (Frankfort horizontal (FH), sagittal plane, occlusal or maxillary planes), no anatomical landmarks have been identified to guide their placement. This study aimed at analysing the three-dimensional angulation of pterygoid implants using the hamulus as an intraoral guide.
View Article and Find Full Text PDFR Soc Open Sci
March 2021
Graduate School of Life and Environmental Sciences, University of Tsukuba, 1-1-1, Tennoudai, Tsukuba, Ibaraki 305-8577, Japan.
A new species of a beaked whale that belongs to the extant genus is described from the Middle to Late Miocene boundary age Tsurushi Formation ( 12.3-11.5 Ma) on the Sado Island, Niigata Prefecture, Japan.
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