Results 31 to 40 of about 158,402 (238)

Glomangiopericytoma of nasal cavity

open access: yesIndian Journal of Pathology and Microbiology, 2015
Glomangiopericytoma/sinonasal type hemangiopericytoma is a rare sinonasal neoplasm arising from the pericytes surrounding capillaries and accounts for less than 0.5% of all sinonasal tumors. This tumor differs from conventional soft tissue hemangiopericytoma in location, biologic behaviour and histologic features.
Sudha Ajay Jain   +2 more
openaire   +3 more sources

Pre and post functional endoscopic sinus surgery nasal cavity volume assessment by acoustic rhinometry [PDF]

open access: yes, 2006
Acoustic rhinometry is an objective method to determine nasal cavity geometry. The technique is based on sound wave reflexion analysis in the nasal cavity, and determines crossectional areas as a function of distance as well as volume.
Carlini   +31 more
core   +4 more sources

Nasal Epithelial Myoepithelial Carcinoma: An Unusual Cause of Epiphora, a Case Report and Review of the Literature

open access: yesAllergy & Rhinology, 2015
Introduction Epithelial myoepithelial carcinoma (EMC) of the nasal cavity is a rare tumor, and here we describe the first case of EMC of the nasal cavity presenting with epiphora. A case presentation and review of the literature is provided.
Juliette O. Flam B.S.   +4 more
doaj   +1 more source

Comparative Anatomy of the Nasal Cavity in the Common Dolphin Delphinus delphis L., Striped Dolphin Stenella coeruleoalba M. and Pilot Whale Globicephala melas T.: A Developmental Study

open access: yesAnimals, 2021
Our goal was to analyze the main anatomical structures of the dolphin external nose and nasal cavity from fetal developmental stages to adult. Endoscopy was used to study the common development of the external nose and the melon, and nasal mucosa ...
Alvaro García de los Ríos y Loshuertos   +8 more
doaj   +1 more source

An unusual giant isolated mucosal malignant melanoma of nasal cavity – A case report [PDF]

open access: yes, 2016
The mucosal malignant melanoma arises from the melanocytes present in the mucosal membrane. It carries a poor prognosis due to local recurrence, neck node involvement and distant metastasis, making it difficult to identify the possible treatment. The key
Sahu, Mahesh Chandra   +1 more
core   +2 more sources

AERODYNAMICS OF NASAL CAVITY AND ACCESSORY SINUSES OF THE NOSE

open access: yesВісник проблем біології і медицини, 2018
The aim of the investigation is to study aerodynamics of nasal cavity and accessory sinuses of the nose. The article is concerned with original researches, which are devoted to aerodynamics of nasal cavity and accessory sinuses of the nose.
Bezshapochniy S. B.   +3 more
doaj   +1 more source

Characteristics of nasal-associated lymphoid tissue (NALT) and nasal absorption capacity in chicken. [PDF]

open access: yesPLoS ONE, 2013
As the main mucosal immune inductive site of nasal cavity, nasal-associated lymphoid tissue (NALT) plays an important role in both antigen recognition and immune activation after intranasal immunization.
Haihong Kang   +3 more
doaj   +1 more source

Schwannoma of the Nasal Cavity [PDF]

open access: yesEar, Nose & Throat Journal, 2007
Schwannomas are benign peripheral nerve sheath tumors that occur throughout the body. They may present as either solitary or multiple masses. They rarely occur in the nasal cavity. The diagnosis is often made only after histologic examination. Because these lesions are radioresistant, the preferred treatment is complete surgical excision. We present a
Amee Dharia   +2 more
openaire   +2 more sources

Physical and geometric constraints explain the labyrinth-like shape of the nasal cavity

open access: yes, 2017
The nasal cavity is a vital component of the respiratory system that heats and humidifies inhaled air in all vertebrates. Despite this common function, the shapes of nasal cavities vary widely across animals.
Brenner, Michael P.   +3 more
core   +1 more source

Metastasizing esthesioneuroblastoma in a dog [PDF]

open access: yes, 2014
A 7-year-old Afghan hound presented with a history of disorientation, loss of vision, and seizures. Magnetic resonance imaging helped identify a mass at the level of the main olfactory bulb that compressed and displaced adjacent tissues in the cribriform
Herden, Christiane   +3 more
core   +1 more source

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