نتایج جستجو برای: osteoma

تعداد نتایج: 1779  

2010
Ian Göedert Leite Duarte

Osteoma cutis is a bone formation in the dermis can to be primary or secondary forms. Only, multiples, many forms, occurring on either sex, they are a rare cutaneous disease. The pathogenesis and classification remains unclear. Our objective was the diagnostic and small invasive surgery treatment of the osteoma cutis multiple of the face, in patients as a sequel of acne. To remove the osteoma w...

Journal: :The Laryngoscope 2012
Eric Ehieli Jaemi Chu Eli Gordin Edmund A Pribitkin

Osteomas, the most common skull tumors, are typically excised through either an open or endoscopic ostectomy using a high-speed drill, a technically challenging procedure that can result in injury to adjacent soft tissue structures. Osteoma removal through ultrasonic bone emulsification and aspiration (UBA) offers the advantages of decreased blood loss, preservation of adjacent soft tissue stru...

Journal: :JBR-BTR : organe de la Societe royale belge de radiologie (SRBR) = orgaan van de Koninklijke Belgische Vereniging voor Radiologie 2012
L Cornelissen S Schepers

A 6-year-old boy was referred by his general practitioner to our hospital for further investigation of chronic hindfoot pain. An MRI scan was performed. Sagittal IR images revealed bone marrow edema in the anterosuperior portion of the talus (‘talar neck’) with adjacent soft tissue edema (Fig. A). Axial T1 SE depicted a rounded structure with peripheral hypo-intensity within this region of bone...

2015
Mousavi MirNaghi Shoeibi Nasser Hosseini SeyedehMaryam Saadat Targhi Ali

Choroidal osteoma has been reported to be unilateral in approximately 80% of cases diagnosed with this condition. Herein we report the clinical characteristics and multimodal imaging findings in a rare case of bilateral multifocal choroidal osteoma. A 32-year-old female presented with decreased visual acuity (VA) in the right eye (20/100), though she had normal VA (20/20) in the left eye. Ophth...

2012
Jung Hyun Jang Keong Hwan Kim Soo Jung Lee Jung Min Park

Choroidal osteoma is a benign ossified tumor that is found predominantly in healthy young women during their second and third decades of life. The lesions are white-to-cream or orange in color, are located in the peripapillary and macular areas, and are unilateral in most patients. The symptoms of choroidal osteoma include decreased visual acuity and metamorphopsia or scotoma corresponding to t...

2013
Esmat Karbassi Aliasghar Arabi Mianroodi Ayeh Shamsadini

INTRODUCTION Osteoma is a benign tumor rarely found in the paranasal sinuses. CASE REPORT A 30-year-old female presented with an 8-month history of proptosis of the right eye that was progressing slowly. She was diagnosed with ethmoid osteoma and managed with collaborative surgery at the ophthalmology and otolaryngology departments. After surgery, the patient suffered visual loss that was man...

2009
Nicolas Efstathopoulos Georgios Sapkas Fragiskos N Xypnitos Ioannis Lazarettos Demetrios Korres Vassilios S Nikolaou

We present a case of a 53-year-old woman with recurrent intra-articular osteoid osteoma of the hip 6 months after initial treatment with percutaneous radiofrequency ablation. En bloc surgical excision of the osteoid osteoma and prophylactic internal fixation for impending stress fracture was performed. The patient is pain free, has returned to normal function and there is no sign of recurrence ...

Journal: :The Journal of the American Academy of Orthopaedic Surgeons 2011
Kivanc I Atesok Benjamin A Alman Emil H Schemitsch Amos Peyser Henry Mankin

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...

Journal: :BMC Ear, Nose and Throat Disorders 2005
S Balaji Pai K Harish MS Venkatesh Udayshankar Deepthi Jermely

BACKGROUND Osteoid osteoma is a benign bone neoplasm which is seen in the long bones of appendicular skeleton. It is rarely seen in the cranium. Skull base osteoid osteoma is extremely rare and has been anecdotally reported. CASE PRESENTATION The authors report a case of a large osteoid osteoma of the ethmoid with intraorbital and intracranial extension in a 33 year old male patient. He prese...

2009
Bernardino Saccomanni

Osteoid osteoma and osteoblastoma are rare primary bone tumors that usually do not arise in the spine. Histologically, osteoid osteoma and osteoblastoma are similar, containing osteoblasts that produce osteoid and woven bone. Osteoblastoma, however, is larger, tends to be more aggressive, and can undergo malignant transformation, whereas osteoid osteoma is small, benign, and self-limited. With ...

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