نتایج جستجو برای: ethmoidal polyps
تعداد نتایج: 11804 فیلتر نتایج به سال:
Background: Most of colorectal cancers arise 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. Failure of apoptosis is one of the causes of cancers. One of the key molecules in this pathway is Bid gene which connects the extrinsic to the intrinsic apoptosis pathwa...
Introduction: The aim of this study was to determine which technique of uncinectomy, classical or swing door technique. Materials and Methods: Four hundred eighty Cases of sinusitis were selected and operated for Functional Endoscopic Sinus Surgery (FESS). Out of these, in 240 uncinectomies classical uncinectomy was done whereas in another 240 uncinectomies swing door technique was used. In...
Clonal integration in the coral Lobophyllia corymbosa was studied from two perspectives: transfer of carbon among clonemates and allorecognition. This coral forms colonies in the early post-metamorphic stages. In later ontogeny, the tissues interconnecting polyps die, transforming the colony into a clone of solitary polyps. These polyps continue to live in close proximity but without tissue con...
Early diagnosis of sphenoidal sinus mucocoeles presenting with visual loss is important as appropriately timed surgical intervention may improve the visual deficit. Two cases of sphenoidal sinus mucocoeles presenting with visual symptoms are reported in whom the diagnosis was only established at a late stage. A third case thought on clinical and radiological grounds to have a sphenoidal sinus m...
Introduction: Head and neck squamous cell carcinoma is one of the most important causes of morbidity and mortality. It has several histologic subtypes, among which papillary squamous cell carcinoma (pscc) is a rare one, specifically in upper aerodigestive tract. It was first introduced in 1990, which proved to have poor prognosis. In this study, a 72-year old female was introduced with ethmoida...
chromocolonoscopy using indigo carmine increases the detection of colorectal polyps remains controversial. Additional indigo carmine spraying during cap-assisted colonoscopy is expected to improve the detection rate of colon polyps, especially adenomatous polyps. Therefore, this study aimed to evaluate the usefulness of cap-assisted chromocolonoscopy in the proximal colon for routine colonoscop...
Idiopathic expansion of a paranasal sinus containing air and without an associated mass has been termed pneumosinus dilatans [1] . This rare disorder has been known to occur in all the paranasal sinuses, but it most commonly affects the frontal sinus. Clinical symptoms include pain , visual loss, proptosis, galactorrhea, and hypopituitarism [2-4]. Proposed mechanisms of origin include developme...
A 72-year-old female patient presented with a single-sided stuffy nose, headache, purulent running nose and purulent cough for several years. A large posterior maxilloethmoidal cell was noted behind the maxillary sinuses bilaterally and found to drain into the superior nasal meatus. She underwent unilateral functional endoscopic sinus surgery with right ethmoidectomy and middle meatal antrostom...
AIM To investigate the relationship between non-alcoholic fatty liver disease (NAFLD) and colorectal adenomatous and hyperplastic polyps. METHODS A retrospective cross-sectional study was conducted on 3686 individuals undergoing health checkups (2430 males and 1256 females). All subjects underwent laboratory testing, abdominal ultrasonography, colonoscopy, and an interview to ascertain the ba...
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