نتایج جستجو برای: paranasal sinus disease
تعداد نتایج: 1523540 فیلتر نتایج به سال:
Fungal sinus infections are being recognized with increasing frequency. We report a case with rhino cerebral and chest phaeohyphomycosis infection caused by Cladosporium bantianum in an 18 year old man with Wegener's granulomatosis. The diagnosis was established by histopathological appearance, direct examination, culture and computerized tomography (CT) scan. This case was successfully tr...
1 Graduation (Otorhinolaryngologist, Brasília University). 2 Graduation (Otorhinolaryngology Medical Resident, Brasília University). 3 Graduation (Assistant Professor, Department of Otorhinolaryngology and Head and Neck Surgery, Brasília University). 4 PhD in Sciences, ENT Department, University of São Paulo (Adjunct Professor, Department of Otorhinolaryngology and Head and Neck Surgery, Brasíl...
Cholesterol granulomas are common in the mastoid antrum and air cells of the temporal bone. In the paranasal sinuses, especially in the frontal sinus, they have occasionally been mentioned in the literature. The pathogenesis is unknown, but the majority of the authors support the concept of airway obstruction in the cells well pneumatised of temporal bone and paranasal sinuses. The authors repo...
Paranasal sinus cancers are rare, aggressive tumours that are usually diagnosed at an advanced stage. They differ from other upper aerodigestive tract tumours in terms of risk factors (wood dust exposure) and premalignant lesions (inverted papillomas). The diagnosis should be suspected in the presence of unilateral and continuous nasal sinus symptoms or bone lysis or a heterogeneous opacity on ...
Objective: A study to evaluate the effectiveness of the use of pre CT checklist in requesting CT paranasal sinuses for managing patients with Chronic Rhinosinusitis (CRS). Place and Duration: CT sinuses performed at Aberdeen Royal Infirmary from 20 Aug 2010 to 3rd Nov 2010 after the introduction of pre CT paranasal sinus request checklist. Methods: Prospective studies of patients undergoing CT ...
metastatic tumors in the nose and paranasal sinuses are infrequent. the origin of this metastatic tumors are often renal cell carcinoma. we present one case of metastatic renal cell carcinoma to the nose and paranasal sinuses ,4 years after initial nephrectomy and diagnosis of stage t1n0m0 clear cell carcinoma. the patient complained of nasal obstruction and recurrent epistaxis who was tr...
Cavernous sinus thrombosis not only presents with constitutional symptoms including fever, pain and swelling but also with specific findings such as proptosis, chemosis, periorbital swelling, and cranial nerve palsies. It is known to occur secondary to the spread of paranasal sinus infections in the nose, ethmoidal and sphenoidal sinuses. However, paranasal sinus infection of dental origin is r...
Background: Botulism is an acute and rapidly progressive descending paralytic disease caused by a neurotoxin of clostridium botulinum. Case presentation: A 28-year-old woman presented with severe generalized ascending symmetrical muscle paralysis. The patient was intubated and transferred to the medical intensive care unit with several symptoms including: severe headache, dysphagia, dyspnea, p...
AIM The sphenoid sinus is deeply situated in the skull and is the least accessible paranasal sinus. The sphenoid sinus is surrounded by vital structures such as the optic nerve and internal carotid artery, and therefore additional radiological assessment of the sphenoid sinus and the related neurovascular structures is inevitable before surgery. The aim of this study was to note the anatomic va...
Background Precise knowledge of anatomic variations of nose and paranasal sinus complex is essential for achieving best surgical results during endoscopic sinus surgery. Computed tomography is the gold standard investigation for evaluation of paranasal sinuses and adjacent structures. Objective To study prevalence of anatomical variations of nose, paranasal sinuses and osteomeatal complex and t...
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