Rhinosinusitis AetiologyRhinosinusitis  may be caused by very different factors that may be grouped into two…

Rhinosinusitis Epidemiology •The difficulty of diagnosing rhinosinusitis makes it hard to establish its prevalence. •In…

THE NASAL CYCLEThe airflow that passes through the nasal fossae are subject to spontaneous changes…

Physiology of the nasal mucosa: vasomotor secretion functionThe nasal secretion and vasomotor function of the…

Physiology of the nose, nasal fossae A. Physiology of the noseThe nasal fossae perform a…

Frequently asked questions about rhinosinusitisIs rhinosinusitis very common?Yes. It seems that 30% of adults have…

RHINOSINUSITIS The terms Rhinitis, Rhinosinusitis and Sinusitis are often confused, as they are alterations and…

Physiology of the paranasal sinuses. Intrinsic sinusal functionsThe paranasal sinuses are a set of pneumatised chamberslocated…

THE NASAL CYCLEThe airflow that passes through the nasal fossae are subject to spontaneous changes…