background: cuffed pharyngeal tube is a device designed for ventilation of anesthetized patients. cpt has advantages over face mask including: maintaining of face mask can be difficult and boring after several minutes and mobility of the practitioner is reduced due to involvement of hands. mask pressure can cause soft tissue and nerve damage around the nose. anesthetic gas leakage from the mask...

cystic fibrosis (cf) is an inherited disease that primarily affects the lungs and the digestive system, however, it also affects a number of other organs and systems. more than 90% of mortality of  cf patients is due to lung complications.  healthy lungs are important for a long life for people with cf, we will discuss two important topics for maintaining respiratory health. chronic use of drug...

Objective: Asthma is an airway complex disease defined by reversible airway narrowing and obstruction, chronic airway inflammation, airway hyperresponsiveness, and tissue remodeling. The purpose of this study was to determine the effect of Brassica napus L. (B. napus) on airway pathologic changes in a rat model of asthma. Materials and Methods: Twenty-four rats were divided into 4 groups: contr...

The chance of developing lung cancer is increased through being exposed to cigarette smoke illustrated by studies. It is vital to understand the development of particular histologic-type cancers regarding the deposition of carcinogenic particles, which are present in human airway. In this paper, the mass transfer and deposition of cigarette smoke, inside the human airway, are investigated apply...

Foreign bodies in upper airway may have various presentations and be life threatening. Leeches can attach to upper airway and cause serious problems. Herein we report a 55-year-old man with hemoptysis due to attachment of leech and explain our technique for its removal.

mucormycosis is a serious fungal infection caused by the filamentous fungi of the mucorales order of the class of zygomycetes. mucormycosis is classically defined as an opportunistic fatal infection. in this report we explain a 49 years old woman with palato-orbital tract as a sequel of rhino cerebral mucormycosis and end stage renal disease candidate for kidney transplantation. difficulties in...

introduction: the prevalence of allergic airway diseases has dramatically increased in recent years all over the world. murine models of allergic airway inflammation have provided helpful information about treatment and cellular and molecular mechanisms of the disease. previous published works using murine models to investigate latex allergy did not introduce a complete characteristic eosinophi...