نتایج جستجو برای: ethmoidal polyps
تعداد نتایج: 11804 فیلتر نتایج به سال:
Introduction: Recently combination of diagnostic endoscopy and systematic understanding of the lateral nasal wall with CT in the coronal plane has become the corner stone in the evaluation of the PNS disease. This is the basis for the concept of FESS. Material and Method: Patients attending ENT OPD in RIMS, Ranchi with any sino-nasal complains lasting for more than 4 weeks and not responding to...
colorectal cancer is the second leading cause of cancer death worldwide. through risk assessment of malignancy in polyps, screening programs can achieve the best results. this study aimed to determine the association between the grade of dysplasia and the location of colorectal polyps. 240 colorectal adenomatous polyps which were referred to department of pathology at rasoul-e-akram hospital be...
Pleomorphic adenomas are the most common benign tumor of the major salivary glands. In addition, they may also occur in the minor salivary glands of the hard and soft palate. Nasal masses are often due to antrochoanal or ethmoidal polyps or angiofibromas or haemangiomas or papillomas. Intranasal pleomorphic adenomas are very unusual and may be misdiagnosed because they have greater myoepithelia...
Introduction The anterior ethmoidal artery (AEA) is one of the main arteries that supply both the nasal mucosa and the ethmoid sinuses. The AEA shows variability regarding its distance from adjacent structures. Several studies have developed techniques to identify the AEA. Objective This study aimed to compare the measurements from the AEA to the ethmoid bulla and to the frontal beak by using c...
Background: Most of colorectal cancers (CRC) have originated from intestinal polyps. Evaluating of the expression level of genes that are involved in tumors growth and development, may consider as diagnostic factor of malignancy in the polyps. AXIN2 regulates the level of nuclear β-catenin in a negative-feedback loop there by being a negative regulator and target gene at the same time. The aims...
Infections involving paranasal sinuses and nasal cavities is one of the common public health problem in all age groups. Functional endoscopic sinus surgery has revolutionized in the treatment of sinusitis. MDCT has been the most ideal investigation in the assessment of paranasal sinuses especially in the identification of various anatomical variations that predispose to development of sinus inf...
from june 1989, to june 1991, 58 patients with gi polyps were reviewed. except two patients who had multiple polyps, 56 had only one polyp. the size of polyps were 0.5 to 3 em in diameter. 51 (75%) of polyps were located in the rectosigmoid region, 25 (37%) were in the rectum and 26 (38%) in the sigmoid. (seventeen) (25%) polyps (two in right colon, four in transverse, and 11 in descending colo...
34 children aged 9 months to 12 years presenting with chronic and intermittent rectal bleeding were diagnosed as having colorectal polyps by fiberoptic colonoscopy performed under sedation. bleeding per rectum (mean duration, 15 months) was the chief presenting symptom and was present in 97% of these patients. in 85% of patients polypectomy was carried out without using general anesthesia. 7r% ...
background: colonoscopy is used for both diagnostic as well as therapeutic purposes in patients with lower gi symptoms. the aim of this study was to assess the clinical manifestations and to determine the colonoscopic findings of children with lower gi symptoms attending a pediatric hospital in tehran. materials and methods: during a 5-year period (1996-2001), all children less than 16 years of...
objectives: to investigate fasting glucose, glucose tolerance, insulin resistance and insulin–like growth factor 1 in patients with or without colorectal polyps. materials and methods: in this cross-sectional study, we evaluated fasting glucose, insulin, insulin–like growth factor 1 (igf-1), lipid profile and glucose tolerance test in 103 patients undergoing colonoscopy (52 normal and 53 with a...
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