Results 51 to 60 of about 162,953 (213)

Malignant Melanoma of Nose and Paranasal Sinuses: 2 Case Reports [PDF]

open access: yes, 2010
Malignant melanoma is one of the rare and highly aggressive diseases of the sinonasal cavity. High index of suspicion is required for diagnosis as the patient usually presents with non specific signs and symptoms.
Bhagat, S   +4 more
core   +1 more source

Determination of microcharacteristics of air flow in the nasal cavity during breathing [PDF]

open access: yes, 2018
Статья посвящена определению степени травматизации слизистой оболочки носовой полости с турбулентным воздушным потоком. Прохождение воздуха через верхний носовой ход обеспечивает доставку молекул одоривертора в чувствительные области обонятельного ...
Аврунин, Олег Григорьевич   +2 more
core   +1 more source

Bi‐directional nasal drug delivery systems: A scoping review of nasal particle deposition patterns and clinical application

open access: yesLaryngoscope Investigative Otolaryngology, 2023
Objectives To compare the deposition patterns within the nasal cavity between the bi‐directional and unilateral nasal delivery systems. And to summarize the clinical application of the bi‐directional nasal drug delivery devices.
Yuxing Liu, Dawei Wu
doaj   +1 more source

Flow and particle deposition using an integrated CFD model of the respiratory system [PDF]

open access: yes, 2011
This paper was presented at the 3rd Micro and Nano Flows Conference (MNF2011), which was held at the Makedonia Palace Hotel, Thessaloniki in Greece.
3rd Micro and Nano Flows Conference (MNF2011)   +3 more
core  

Unusual Foreign Body in Nasal Cavity : A Case Report

open access: yesBengal Journal of Otolaryngology and Head Neck Surgery, 2013
The foreign bodies of the nasal cavity are commonly seen in the pediatric population.Adult with nasal foreign bodies are rare. Whenever the adult patients present with nasal foreign bodies, the underlying psychiatric disorder must be searched for ...
Santanu Shit   +5 more
doaj  

PHYSIOLOGIY OF NASAL CAVITY

open access: yesNippon Jibiinkoka Gakkai Kaiho, 1964
An attempt was made to explain the reason why the temperoture and humidity of the inspired air in the nasal cavity rise, by applying the theory of alternating contact between water and air.From these considerations it was concluded that the heat and the humidity of the air in the nasal cavity rise pattly due to the moisture of the exspired air ...
openaire   +3 more sources

A case of rhinoscleroma treated with ciprofloxacin [PDF]

open access: yes, 2001
Respiratory scleroma (often termed \'rhinoscleroma\') is a chronic inflammatory condition in which deforming masses of tissue distend the nasal cavity. Klebsiella rhinoscleromatis is the causative agent of this infection and the Mikulicz cell is specific
Badia, L, Lund, VJ
core   +1 more source

A comprehensive survey of Rhinonyssid mites (Mesostigmata: Rhinonyssidae) in Northwest Russia: New mite-host associations and prevalence data [PDF]

open access: yes, 2020
Background: Rhinonyssid mites are permanent parasites of birds that inhabit their respiratory tract. There are around 600 species described worldwide and almost all species of birds are found to have embedded rhinonyssid mites.
Dimov, Ivan   +2 more
core   +2 more sources

Numerical simulation of the influence of nasal cycle on nasal airflow

open access: yesScientific Reports
To study the characteristics of nasal airflow in the presence of nasal cycle by computational fluid dynamics. CT scan data of a healthy Chinese individual was used to construct a three-dimensional model of the nasal cavity to be used as simulation domain.
Jing Wei   +7 more
doaj   +1 more source

Visualization of nasal powder distribution using biomimetic human nasal cavity model

open access: yesActa Pharmaceutica Sinica B
Nasal drug delivery efficiency is highly dependent on the position in which the drug is deposited in the nasal cavity. However, no reliable method is currently available to assess its impact on delivery performance.
Jiawen Su   +16 more
doaj   +1 more source

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