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It is a normal anatomic variant seen in up to half the population. Occasionally, a large concha bullosa may cause it to bulge sufficiently to obstruct the opening of an adjacent sinus, possibly leading to sleeping apnea or breathing disorder related to areas innervated by the trigeminal nerve. [2]
If the infection is of bacterial origin, the most common three causative agents are Streptococcus pneumoniae (38%), Haemophilus influenzae (36%), and Moraxella catarrhalis (16%). [38] [39] Until recently, H. influenzae was the most common bacterial agent to cause sinus infections.
Acute rhinosinusitis can be caused by a viral or bacterial infection – a distinction is not possible during the first days. If the clinical picture follows a two-stage development, it indicates a bacterial rhinosinusitis. Chronic rhinosinusitis lasts more than 12 weeks with no complete recovery.
Altered nasal anatomy after bilateral subtotal inferior turbinectomy, the removal of most turbinate tissue. Specialty: Otolaryngology: Symptoms: Sensation of nasal suffocation despite clear airway: Complications: Hyperventilation syndrome, depression, anxiety, fatigue: Usual onset: Following surgery or injury to the nasal interior: Differential ...
An upper respiratory tract infection (URTI) is an illness caused by an acute infection, which involves the upper respiratory tract, including the nose, sinuses, pharynx, larynx or trachea. [ 3 ] [ 4 ] This commonly includes nasal obstruction, sore throat, tonsillitis , pharyngitis , laryngitis , sinusitis , otitis media , and the common cold .
Rhinorrhea caused by these infections usually occur on circadian rhythms. [12] Over the course of a viral infection, sinusitis (the inflammation of the nasal tissue) may occur, causing the mucous membranes to release more mucus. Acute sinusitis consists of the nasal passages swelling during a viral infection.
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In most cases of sinus barotrauma, localized pain to the frontal area is the predominant symptom. This is due to pain originating from the frontal sinus, it being above the brow bones. Less common is pain referred to the temporal, occipital, or retrobulbar region. Epistaxis or serosanguineous secretion from the nose may occur.