conclusions though antibiotics are rarely indicated, they are often still used to treat rtis. the resulting increase in bacterial resistance, the lack of treatment efficacy, and drug-related side effects all underscore the need for alternative strategies to manage recurrent rtis. this article uses a typical pediatric case study to review central issues in the diagnosis and management of recurre...

feline herpesvirus 1 (fehv-1) and feline calicivirus (fcv), associated with upper respiratory tract disease, are highly prevalent in cats worldwide. with the aim of investigating the importance of fehv-1 in a population of cats, samples were taken in a hospital in ahvaz, south-west iran, between june 2007 and june 2008. oropharyngeal, nasal and ocular swabs were collected from 65 domestic cats,...

background: the airway surfaces are one of the most common ways of entry of infectious agents. oral cavity associated lymphoid tissues are inductive site of humoral immune responses in inflammatory and infectious disorders of the upper respiratory tract. these lymphoid tissues play important roles in the induction of salivary iga. the impact of upper respiratory tract diseases on salivary iga p...

Background: The airway surfaces are one of the most common ways of entry of infectious agents. Oral cavity associated lymphoid tissues are inductive site of humoral immune responses in inflammatory and infectious disorders of the upper respiratory tract. These lymphoid tissues play important roles in the induction of salivary IgA. The impact of upper respiratory tract diseases on salivary IgA p...

respiratory syncytial virus infection in immunocompromised patients, especially those with defects in cell mediated immunity is associated with high morbidity and mortality. lymphocytopenia is an important factor associated with progression of upper to lower respiratory tract infection. the only licensed antiviral treatment for rsv available currently is ribavirin, although additional immunomod...

The upper respiratory system includes the nose, nasal cavity, pharynx, and larynx with subglottic area of trachea. In the normal circumstances, air enters the respiratory system through nostrils where it is filtered, humidified, and warmed inside the nasal cavity. Conditioned air passes through pharynx, larynx, and trachea and then enters in lower respiratory system. Dysfunction of any part of ...

background : to assess the practicability of a new algorithm in decreasing the rate of incorrect diagnoses and inappropriate antibiotic usage in pediatric acute respiratory tract infection (arti ( methods : children between 1 month to15 years brought to outpatient clinics of a children’s hospital with acute respiratory symptoms were managed according to the steps recommended in the algorithm . ...