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An oroantral fistula (OAF) is an epithelialized oroantral communication (OAC), which refers to an abnormal connection between the oral cavity and the antrum. [1] The creation of an OAC is most commonly due to the extraction of a maxillary tooth (typically a maxillary first molar) which is closely related to the antral floor.
Oral–antral communication [ edit ] A variant of the Valsalva maneuver is used to aid diagnosis of oral–antral communication, i.e., the existence of a connection between the oral cavity and the maxillary sinus .
Oro-antral fistula if associated with sinusitis. [7] Acute Bacterial Rhinosinusitis. Though it is indicated only in severe cases not as a regular treatment. [8] It can be also used as diagnostic procedure for: Carrying out culture and sensitivity test if the returning fluid is mucopurulent or purulent in Chronic Sinusitis. [9]
The Latham Device Post Latham Nasal Alveolar Molding Device Post Insertion. A palatal obturator is a prosthesis that totally occludes an opening such as an oronasal fistula (in the roof of the mouth).
If the membrane is perforated, however, it is a "sinus communication". These two conditions are treated differently. In the event of a sinus communication, the dentist may decide to let it heal on its own, or, may need to surgically obtain primary closure—depending on the size of the exposure and the likelihood of the patient to heal.
The nasal wall of the maxillary sinus, or base, presents, in the disarticulated bone, a large, irregular aperture that communicates with the nasal cavity. [citation needed] In the articulated skull this aperture is much reduced in size by the following bones:
The oropharyngeal airway was designed by Arthur Guedel. [2]Oropharyngeal airways come in a variety of sizes, from infant to adult, and are used commonly in pre-hospital emergency care and for short term airway management post anaesthetic or when manual methods are inadequate to maintain an open airway.
Foix–Chavany–Marie syndrome (FCMS), also known as bilateral opercular syndrome, is a neuropathological disorder characterized by paralysis of the facial, tongue, pharynx, and masticatory muscles of the mouth that aid in chewing.