Herpes zoster (HZ) is a virotic disease caused by Herpesvirus varicellae. The objective of this study was to determine the factors that trigger the disease, and the systemic and oral alterations present in Brazilian patients with herpes zoster. A total of 30 patients with HZ and 100 control patients with other diseases were studied. Of the 30 patients with HZ, 13 were male (43.3%) and 17 were f...

Actinomycosis is a rare anaerobic bacterial infection typically caused by Actinomyces israelii. Although part of normal flora in the oral cavity, and respiratory and digestive tracts, A israelii can give rise to pathologic infections most commonly reported in the oral cavity from odontogenic causes. We present a rare case of invasive actinomycosis presenting with extensive midface destruction i...

Mucosal melanoma of the oral cavity is a rare but highly aggressive neoplasm. However, the clinicians need to be aware of the other and more frequent etiologies of intraoral pigmentation, such as amalgam tattoos. As amalgam has been extensively used for dental restorations and can cause pigmentations in the oral mucosa, this is a differential diagnosis not to be forgotten. We describe the chara...

a set of one hundred and twenty nine patients with known primary malignancy and suspected brain metastasis was reviewed in present study. the patients were selected among patients presented to the mri section of imam khomeini hospital or a private mri center in tabriz (iran). primary tumor site, clinical manifestations, number and site of lesions were identified in this patient population. the ...

Medication-related osteonecrosis of the jaw (MRONJ) has been associated with use different drugs administered in treatment malignant neoplasms or metastases and antiresorptive therapies. Since 2010, denosumab, a monoclonal antibody whose mechanism action is to prevent activation RANK receptor on surface osteoclasts, jaw. Primary intraosseous squamous cell carcinoma (PIOSCC) rare neoplasm charac...

Solitary fibrous tumor (SFT) is a ubiquitous rare mesenchymal neoplasm. Pleura is the favored site of origin and is rare in the oral cavity. SFT occurs across a wide histopathologic spectrum. Fibrous form characterized by hyalinized, thick-walled vessels with opened lumina and strong CD34 reactivity constitute one end and on the other end, a cellular form representing the conventional hemangiop...

This paper describes two cases of oral granular cell tumours with an atypical clinical presentation; both are in females aged between 45 and 63 years of age. Granular cell tumours are unusual soft tissue neoplasm of neural or Schwann cell origin. Oral GCTs usually present clinically as pink or yellow small sessile lesions. GCTs are usually benign in nature; however they can present in a maligna...

Bisphosphonates are a class of agents used to treat osteoclast-mediated bone diseases and many neoplasm types. Osteonecrosis of the jaw is a common side effect of bisphosphonate therapy, presenting as exposed and necrotic maxillary and/or mandibular bone. In this report, we present a case of bisphosphonate-related osteonecrosis of the jaw in a patient who received oral alendronate therapy due t...

Fibrous histiocytoma is a benign soft tissue neoplasm that may present as a fi brous mass any-where in the human body. Th e involvement of the oral cavity is extremely rare and very few cases have been reported in the literature until date. We here report a case of benign fi brous histiocytoma localized in the oral cavity in mandibular chin region and the treatment approach that need to be foll...

Carcinosarcomas, often referred to as malignant mixed tumors, are rare neoplasm. We reported herein a carcinosarcoma of the gallbladder in an elderly patient with long-term survival (4 years). The operation carried out was open cholecystectomy under the preoperative diagnosis of chronic cholecystitis and tumor of the gallbladder. Anticancer chemotherapy after cholecystectomy was performed by or...