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Upper respiratory tract infections (URI or URTI) are illnesses caused by an acute infection which involves the upper respiratory tract including the nose, sinuses, pharynx or larynx. This commonly includes tonsillitis, pharyngitis, laryngitis, sinusitis, otitis media, and the common cold. ==Classification== * Rhinitis - Inflammation of the nasal mucosa * Rhinosinusitis or sinusitis - Inflammation of the nose and paranasal sinuses, including frontal, ethmoid, maxillary, and sphenoid * Nasopharyngitis (rhinopharyngitis or the common cold) - Inflammation of the nares, pharynx, hypopharynx, uvula, and tonsils * Pharyngitis - Inflammation of the pharynx, hypopharynx, uvula, and tonsils * Epiglottitis (supraglottitis) - Inflammation of the superior portion of the larynx and supraglottic area * Laryngitis - Inflammation of the larynx * Laryngotracheitis - Inflammation of the larynx, trachea, and subglottic area * Tracheitis - Inflammation of the trachea and subglottic area 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「upper respiratory tract infection」の詳細全文を読む スポンサード リンク
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