نتایج جستجو برای: head and neck neoplasm
تعداد نتایج: 16856936 فیلتر نتایج به سال:
Spindle cell carcinoma (SpCC) is an unusual variant of squamous (S.C.C.) the head and neck region. It a rare biphasic neoplasm. SpCC morphological S.C.C. characterized by presence both carcinomatous as well sarcomatous component accounts for 2 to 3% all S.C.C.s. Seven years ago, W.H.O. classification has placed this tumor under malignant epithelial tumors called it SpCC. The histoge...
Introduction: Synovial sarcoma makes up 8–10% of all soft tissue sarcomas, and constitutes 3–10% of all sarcomas occurring in the head and neck region. It shows male predominance (3:2), and the mean age of presentation is 30 years. Case Report: A 51-year-old gentleman presented with right-sided neck swelling which had been progressively increasing in size for the past 2 years. A computed ...
Malignant fibrous histiocytoma (MFH) can occur as a rare mesenchymal neoplasm of the deep structures of the head and neck region. An unusual case of MFH of the tongue is described in a 61-year-old male. The primary tumour measured 90 X 50 X 30 mm. Treatment consisted of hemiglossectomy in continuity with a supra-omohyoidal neck dissection. The patient has been free from disease for 2 years. The...
Sclerosing epithelioid fibrosarcoma (SEF) is a rare variant of fibrosarcoma. It is a mesenchymal neoplasm composed of round to oval cells dispersed in a nestlike or cordlike distribution on a highly collagenous tissue background and is now recognized as a distinct clinical entity. In this report we discuss the presentation, diagnosis, and treatment of SEF. We focus on the unique histologic and ...
OBJECTIVE Patients with head and neck cancer frequently present to academic tertiary referral centers with imaging studies that have been performed and interpreted elsewhere. At our institution, these outside head and neck imaging studies undergo formal second opinion reporting by a fellowship-trained academic neuroradiologist with expertise in head and neck imaging. The purpose of this study w...
conclusions pneumoventricle is rare but it can be established after spinal trauma. by awareness of such possibility, accurate diagnosis by clinical examination and imaging is essential for these types of injuries introduction the presence of air within the intracranial cavity, due to the entry of air secondary to an abnormal communication after a dural tear, is defined as pneumocephalus and int...
Inflammatory myofibroblastic tumor (IMT) is a rare neoplasm described in several tissues and organs including genitourinary system, lung, head, and neck. The etiology of IMT is contentious, and whether it is a postinflammatory process or a true neoplasm remains controversial. To our knowledge, we report the first reported case of IMT of urinary bladder in a pediatric patient with Wolf-Hirschhor...
Fetal rhabdomyoma is a rare neoplasm composed of immature striated muscle cells that resemble rhabdomesenchymal cells during weeks 6-10 of embryogenesis. This tumor, though well-described in many anatomic locations, is most commonly found in the head and neck region. We report a case which highlights the difficulty in diagnosing a fetal rhabdomyoma in the lacrimal gland of a 56 year old woman. ...
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