نتایج جستجو برای: aggressive osteoblastoma
تعداد نتایج: 58513 فیلتر نتایج به سال:
AIM To describe the demographics, clinical and radiologic presentation, surgical considerations, and clinical outcomes associated with spinal osteoblastoma. MATERIAL AND METHODS A spinal tumor database of 522 patients treated surgically at a single institution between January 2002 and June 2012 was analyzed and five patients with spinal osteoblastoma were identified and included in this study...
Aggressive osteoblastoma (AO) is a benign osteoblastic tumor which is rare in the head and neck region. Clinical and histo-logical features are therefore overlap with other benign and low-grade malignant tumors. The aim of this article is to report and discuss the differential diagnosis of an aggressive osteoblastoma in the mandible. A 25-year-old male patient reported with pain and asymmetry o...
Osteoblastoma is a rare benign tumor of bone that accounts for approximately 1% of primary skeletal neoplasms, with around 90% of cases diagnosed in the second and third decades of life. Cervical spine is an usual localization of osteoblastoma. The main clinical manifestation in case of cervical spine location is a progressive and resistant pain, possibly accompanied by stiffness, scoliosis or ...
We report a rare case of an aggressive osteoblastoma (OB) involving the calvaria and infiltrating the dura, a finding that was not previously reported in the literature. A 50-year-old man presented with a progressive mass in the left frontoparietal skull with headaches and a six-month history of sudden mass growth. Computed tomography (CT) and magnetic resonance imaging (MRI) showed a large sku...
INTRODUCTION Osteoblastoma is a rare (incidence <1%) benign locally aggressive osteoblastic lesion of bone with rare malignant transformation. Benign osteoblastoma is the term used by Jaffe to denote an uncommon neoplasm of bone characterized by vascular osteoid and bone forming matrix rich in osteoblasts. CASE REPORT Here we report a case of osteoblastoma of talus in eighteen year old male p...
Osteoid osteoma and osteoblastoma are commonly seen benign osteogenic bone neoplasms. Both tumors are typically seen in the second decade of life, with a notable predilection in males. Histologically, these tumors resemble each other, with characteristically increased osteoid tissue formation surrounded by vascular fibrous stroma and perilesional sclerosis. However, osteoblastomas are larger th...
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