نتایج جستجو برای: larynxm carcinoma
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Background and Aim: Microscopic differentiation between well differentiated squamous cell carcinoma and verrucous carcinoma is very difficult. As these lesions have different clinical course and treatment a reliable method to help distinguish between them is necessary. The basement membrane in oral verrucous carcinoma is generally intact whereas in oral squamous cell carcinoma is mostly discont...
skin cancer has a broad and burdensome impact on the health and well-being of iranian and account for substantial health care costs to the nation. the first most common form of skin cancer is basal cell carcinoma (bcc); followed by the squamous cell carcinoma (scc) and the incidence of malignant melanoma (mm) is lower but is fatal. kaposi sarcoma (ks) is a tumor caused by human herpes virus 8. ...
background and objective: basal cell carcinoma (bcc) and squamous cell carcinoma (scc) are two common tumors of the skin. in some cases, distinction between bcc and scc can be difficult. this study aimed to clarify this uncertainty through immunohistochemical analysis. in this respect, epithelial membrane antigen (ema) and ber-ep4 are the two immunohistochemical markers on which we focus in dif...
Background: Warthin tumor- like papillary carcinoma of thyroid is a rare variant of papillary thyroid carcinoma. It is characterized by distinct papillary structures lined by oncocytic tumor cells with nuclear features of papillary carcinoma and marked lymphoplasmocytic infiltrate in the papillary stalks. This tumor derives its name from its resemblance to Warthin tumor of major salivary glands...
Radioiodine (1-131) is the treatment of choice in differentiated thyroid carcinoma. External radiotlierapy however, has it's own roie in these tumors. Treatment of anaplastic thyroid carcinoma 1ms not acliieved any notahle success yet, though combined - modality regimens of radiotherapy and chemotherapy have sometimes shown significant results. In this paper the rol...
Background & Objectives: Tumor diathesis (TD) is defined as granular proteinaceous precipitates on slide surface of cytologic smears. It is found in the background of smears of invasive carcinoma but not in all cases. The aim of present study was to determine the prevalence of TD in cervicovaginal smears from patients with uterine cervix carcinoma. Methods: Cytological smears and histological ...
Dispersed neuroendocrine system (D.N.S) consists of a wide variety of cells that are present in the central and peripheral nervous system and in many classic endocrine organs and different tissues such as respiratory and gastrointestinal tracts, skin, prostate, breast and also their neoplasm show neuroendocrine differentiation by electron microscopy, immunohistochemistry or biochemical techniqu...
Ovarian carcinoma of transitional cell type are rare, however, their simultaneous occurrence with bladder carcinoma of the same type is even a rarer condition. To our knowledge, 3 cases of this uncommon event have been reported in the literature. We present an 87-year-old female who had a previous history of bladder carcinoma of transitional type twelve years ago. She had ovarian carcinoma of t...
the association of squamous cell carcinoma of the larynx with thyroid papillary carcinoma is an unusual finding. from 2004 to 2011, approximately 250 patients underwent laryngectomies due to squamous cell carcinoma of the larynx at the otolaryngology department of khalili hospital, affiliated with shiraz university of medical sciences, shiraz, iran. in three patients, synchronous occurrence of ...
Verrucous Carcinoma is a rare, slow growing, well-differentiated squamous cell Carcinoma. In this case, we report the situation of aggressive, verrucous carcinoma in hard palate beyond midline and extends to maxillary sinus.
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