Large<unk>  as seen on CT Large<unk>  as seen on CT<unk>  is usually caused by a bacterial infection originating from the nasopharynx, tonsils, sinuses, adenoids, molar teeth or middle ear. Any upper respiratory infection (URI) can be a cause.<unk>  can also result from a direct infection due to penetrating injury or a foreign body.<unk>  can also be linked to young children who do not have adequate dental care or brush their teeth properly.
Retropharyngeal abscess
Pharyngitis
Parapharyngeal abscess
Streptococcal pharyngitis
Laryngeal cyst
Peritonsillar abscess
Epiglottitis
Nasopharyngeal cyst