نتایج جستجو برای: oral neoplasm
تعداد نتایج: 427167 فیلتر نتایج به سال:
Lipomas represent a benign neoplasm of mature adipocytes. It rarely occurs in the oral mucosa, whilst they are very common extraorally especially upper extremities. They have 20% prevalence rate maxillofacial region, which 1-4% occur cavity. When do occur, often asymptomatic, but provide problems during speech, deglutition and ulcerations. Though it presents difficulty clinical diagnosis. Metic...
P rimary malignant melanoma of the oral cavity is a rare neoplasm. The incidence of oral cavity melanoma is about 0.2%–8.0% of all malignant melanoma cases. Primary lesions arising from oral mucosa occur most frequently on the maxillary gingiva and palate, with the lips being the third most frequent. Melanoma of the tongue is specifically uncommon and represents less than 2% of all oro-nasal me...
Malignant melanoma of the oral cavity is a rare neoplasm and it is only 0.5% of the malignant neoplasms of the oral cavity, and less than 10% of all the malignant melanomas. The mean age for patients with oral melanoma is from 40 to 70 years; with a higher frequency between the 50 and 60 years. Pigmentation areas are frequently noted before diagnosis of this neoplasm. Some predisposing factors ...
Angiogenesis is an important aspect of a variety of physiological and pathological processes; and depends on the alteration of the balance between pro-angiogenic and anti-angiogenic factors. The role of angiogenesis in the progression and metastasis of neoplasm is a well established phenomenon. With regards to oral squamous cell carcinoma, it is a field of ongoing research and requires validati...
Dear Editor-in-Chief Myxoid tumors of the oral cavity encompass a broad spectrum of lesions, primarily neoplastic (1). Significant variations in the biological behavior ranging from completely harmless to malignant neoplasm require an accurate histopathological diagnosis to ensure a proper treatment (2). A considerable overlapexists between clinical and histopathological features of these group...
leiomyoma is a rare benign neoplasm deriving from smooth muscle. vascular leiomyoma is its most common subtype in the oral cavity. it may appear at any age with the greatest incidence in the 4th and 5th decade of life. the common manifestation is a slow-growing, asymptomatic, submucousal mass. the diagnosis is only through microscopic examination requiring special staining. treatment of choice ...
an investigation into oral interaction in language classes: a conversation analytic point of view the aim of this thesis is to analyze the interaction between language teachers and students in english language institutes. this work is done in the context of yasuj city. learning another language, which is in most cases english, involves many variables. one of these variables is the linguistic...
Primary oral melanomas are uncommon malignant neoplasm of melanocytes origin. The most common site of oral melanoma is maxillary gingiva and hard palate. Oral mucosal melanoma exhibit a pathobiological behavior and clinical features different from cutaneous melanomas. Oral melanomas are often clinically silent which may consequently result in delayed diagnosis; thus, making the prognosis extrem...
the purpose of the present study was to investigate the effect of task-based instruction of vocabulary on the receptive and oral productive acquisition of english vocabulary and compare the results with those obtained from the traditional method. the method and procedure applied in this study was as follows: after the implementation of opt, a group of sixty female students were chosen. the stu...
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