Aneurysmal bone cysts (ABCs) are rare benign lesions seen as locally destructive, rapidly expansile, and mostly affecting the long bones and vertebrae. The association of ABCs with juvenile psammomatoid ossifying fibroma (PsJOF) is predominantly seen in the extra gnathic region, and it is extremely rare with only a few cases reported so far in the mandible. Here, we report one such case of a hybrid lesion in a 30-year-old male, who presented with a solitary swelling of the right mandible showing partial obliteration of lingual vestibular sulcus, which was histologically confirmed as PsJOF as a preexisting lesion, transforming into an ABC. Such hybrid lesions are usually misdiagnosed and have been sparsely reported in the literature.
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http://dx.doi.org/10.4103/njms.NJMS_181_20 | DOI Listing |
Oral Dis
December 2024
Department of Dentistry, Federal University of Santa Catarina, Florianópolis, Santa Catarina, Brazil.
Objective: To assess the sclerostin, β-catenin, and tryptase expression in fibro-osseous lesions (FOL) of the jaws.
Subjects And Methods: Immunohistochemistry analysis was performed for these proteins on FOL and non-lesional bone. The sclerostin-positive cells were scored from 0 (no expression) to 3 (high expression).
J Stomatol Oral Maxillofac Surg
December 2024
Nantes Université, CHU Nantes, Service de Chirurgie Maxillo-Faciale et Stomatologie, F-44000, Nantes, France; Nantes Université, Univ Angers, CHU Nantes, INSERM, CNRS, CRCI2NA, F-44000, Nantes, France. Electronic address:
Ossifying fibroma (OF) is a rare benign fibro-osseous neoplasm developing mostly in maxillo-facial bones. OF is divided in cemento-ossifying fibroma (COF), juvenile trabecular ossifying fibroma (JTOF) and psammomatoid ossifying fibroma (PSOF). The aim of this systematic review was to synthetize the existing literature on OF, investigating the clinical and radiological parameters related to the different forms of the disease, and to compare the treatment modalities according to their associated recurrence rate.
View Article and Find Full Text PDFJ Clin Med
May 2024
Maxillofacial Surgery Unit, Department of Mental Health and Sense Organs, Santa Maria Le Scotte, University Hospital of Siena, Viale Mario Bracci, 16, 53100 Siena, Italy.
Heliyon
April 2024
Department of Dentistry and Oral Surgery, Hiroshima City Hiroshima Citizens Hospital, Hiroshima, Japan.
Sturge-Weber syndrome (SWS) is a neurocutaneous syndrome with vascular lesions of the cerebral meninges, port wine spots on the face, and glaucoma of the eyes; it is a congenital, non-genetic disease whose etiology and mechanisms are unknown. In this report, we describe a rare case of SWS with unilateral large odontogenic tumors in the maxilla and mandible. The histopathological diagnosis of the maxillary bone lesion on biopsy was juvenile psammomatoid ossifying fibroma, which is considered a type of ossifying fibroma of craniofacial bone origin.
View Article and Find Full Text PDFJ Surg Case Rep
April 2024
Pathology Department, Rabat Specialty Hospital, Morocco Mohammed V University in Rabat, Rabat 10100, Morocco.
Juvenile ossifying fibroma (JOF) and its variants, including juvenile psammomatoid ossifying fibroma (JPOF), represent rare yet clinically significant benign fibro-osseous lesions that primarily occur in children and young adolescents. They can be found in diverse anatomical sites such as the jaw, nasal cavity, paranasal sinuses, and orbit. JOF exhibits an aggressive nature, necessitating early radiological detection and surgical intervention.
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