introduction: bilateral sagittal split osteotomy (bsso) of mandible is vastly used in treatment of mandibular deficiencies and discrepancies. since this method could affect esthetic as well as function, evaluating these effects from various aspects is crucial. this study assessed the effects of this technique on the function of masseter muscle, jaw movements, and sensory changes along with fail...

The present study describes a case of endodontic sealer (AH Plus) penetration within and along the mandibular canal from the periapical zone of a lower second molar after endodontic treatment. The clinical manifestations comprised anesthesia of the left side of the lower lip, paresthesia and anesthesia of the gums in the third quadrant, and paresthesia and anesthesia of the left mental nerve, a...

Paresthesia of the lower lip is uncommon during orthodontic treatment. In the present case, paresthesia occurred during orthodontic leveling of an extruded mandibular left second molar. It was decided to remove this tooth from the appliance and allow it to relapse. A reanatomization was then performed by grinding. The causes and treatment options of this rare disorder are reviewed and discussed...

Introduction: Mental neuropathy is a sensory neuropathy characterized by hypoesthe-sia or paresthesia of the chin and lower lip. It can be a symptom of a latent malignant disease. Case Presentation: This report presents a case of a 34-year-old woman with a history of breast cancer who complained of severe pain and numbness of the right lower lip. We reviewed numerous reliable articles (throu...

Introduction: Bilateral sagittal split osteotomy (BSSO) of mandible is vastly used in treatment of mandibular deficiencies and discrepancies. Since this method could affect esthetic as well as function, evaluating these effects from various aspects is crucial. This study assessed the effects of this technique on the function of masseter muscle, jaw movements, and sensory changes along with fail...

malignant tumors of the oral cavity which are metastatic are very rare and consist of 1% of malignancies of the oral cavity. numbness or paresthesia of the lower lip or the chin is the main feature of presence of metastasis in the jaw. our patient was a 38 year old woman with chief complaint of pain in the right half of her face, jaw and teeth. her medical history revealed a radical mastectomy ...

The oral cavity is uncommon site for metastatic disease usually discovered secondary to malignancy. We encountered with a rare case in which metastasis to mandibular bone was the first clinical sign in the diagnosis of breast cancer without any radiographic findings. A 49-yr-old premenopausal woman, was referred to the Department of Medical Oncology of Imam Hossein Hospital, Shahid Beheshti Uni...

The aim of this case report is to describe the history of a patient who received an injury to the right inferior alveolar nerve after placement of a dental implant, with bruxism noted afterward. The symptoms were managed by the use of an occlusal appliance worn at night and occasionally during the day, associated with increased awareness of parafunction during the day to reduce muscle pain and ...

Bilateral Sagital Split Osteotomy (BSSO) is one of the most common surgeries for the management of mandibular retrognathism. However, nerve damage and lip paresthesia is possible after the surgery. The aim of the present study was to evaluate the incidence of neurosensory disturbance after BSSO surgery. 42 patients in need of mandibular advancement participated in this study. The sensory status...

PURPOSE The purpose of the article is to present 8 new cases of metastatic tumors occurring in the jawbones, their clinical features , diagnostic workup and management. PATIENTS AND METHODS The records of 8 patients with metastatic jaw lesions were reviewed. Demographic data, presenting symptoms, primary tumor site, radiographic findings, bone scintigraphy , histopathology and clinical manage...