introduction: foreign bodies in the upper aerodigestive tract often get lost following inappropriate attempts at removal. children may present late with localized infection, posing a challenge to the otolaryngologists in a referral set-up in diagnosing and retrieving such foreign bodies.   case report: a two-year-old boy presented with refractory purulent rhinorrhea and intermittent low-grade f...

a comparison on dentofacial cephalometric measurements between two mouth breathing groups with anterior and posterior obstructions of nasal airway zaeim* - dr. m.r. baghersad** dr. m.h. toodeh * - assistant professor of oral orthodontics dept. - faculty of dentistry - yazd university of medical sciences. ** - dentist. background and aim: the goal of this study was to compare dentofacial cephalo...

Mucosal malignant melanoma (MMM) of the nasopharynx is extremely rare. We report a case of MMM of the nasopharynx in a 56-year-old male patient presenting with a polypoidal mass in the nasopharynx. It was increasing gradually and obstructing breathing. Computed tomography scan was suggestive of a malignant neoplasm in the nasopharynx. A biopsy of the lesion was done with a clinical suspicion of...

teratomas are bulky lesions that rarely occur in the head and neck regions.they are composed of tissues from all germ layers with varying degrees of differentiation. they arise from pluripotential stem cells and ectopic embryonic non-germ cells. the most common sites of occurrence in the head and neck are the cervical region and the nasopharynx. three cases of these tumors are reported here tha...

Background: The benign tumours of nasopharynx are least encountered tumours in otolaryngology, as nasopharynx is considered one of notorious anatomical site for the malignant tumours. We present a rare pleomorphic adenoma of nasopharynx which was misdiagnosed. Case presentation: An adult male presented with left nostril obstruction for five months. The examination found big mass extending from ...

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Patients with COVID-19 can develop pneumonia, severe symptoms of acute respiratory distress syndrome, and multiple organ failure. Nevertheless, the variety forms this disease requires further research on pathogenesis disease. Based analysis published data original experiments concentrations SARS-CoV-2 in biological fluids nasopharynx, lungs, intestines using a developed modular model virus dist...