Floor Of Maxillary Antrum

The maxillary sinus or antrum of highmore is a paired pyramid shaped paranasal sinus within the maxillary bone which drains via the maxillary ostium into the infundibulum then through hiatus semilunaris into the middle meatus. Citation needed projecting into the floor of the antrum are several conical processes corresponding to the roots of the first and second maxillary molar teeth. It is the larges.

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The floor is formed by the alveolar process and if the sinus is of an average size is on a level with the floor of the nose.

Floor of maxillary antrum.

The impacted wisdom tooth was identified. The maxillary antrum is closely related to the roots of the maxillary premolar and molar teeth and is frequently visualized on oral and facial radiographs. In some cases the floor can be perforated by the. Under general anesthesia a gingivoperiosteal flap was raised in the right posterior maxillary gum tissue region.

Maxillary sinus a facial region that is one of a pair of usually symmetrical hollow cavities located in the maxillary body. If the sinus is large it reaches below this level. The base of the pyramid is composed of the medial wall which separates the maxillary sinus from the nasal cavity and the apex is in the zygomatic process. Pyloric antrum.

The maxillary sinus also called the maxillary antrum is a pyramidal cavity see figs. The signs and symptoms of antral disease may mimic those of dental disease and vice versa. The roots of the upper premolars and molars and the floor of the maxillary antrum are closely related and share a common innervation. Exploration of the sinus cavity was done.

An trum pl. Maxillary sinus anatomy roof formed by maxilla s alveolar process the roof forms the floor of the. A 63 year old female patient evaluated for a nonhealing left toothless palate lesion and chronic headache occurring over 4 years. Dental surgery in the maxillary molar and premolar region may be complicated by the creation of an oroantral communication the displacement of.

It is pyramidal with the base projecting medially on the nasal cavity and laterally to the apex of the zygoma. Radiography and computed tomography revealed bone discontinuity in the left floor of the maxillary sinus and calcifications within the antrum. The maxillary antrum is closely related to the roots of the maxillary premolar and molar teeth and is frequently visualized on oral and facial radiographs. An tra antrums l.

Antrum maxilla re maxillary antrum maxillary sinus. Mastoid antrum an air space in the mastoid portion of the temporal bone communicating with the middle ear and the mastoid cells. A cavity or chamber. 33 1c 33 2d and 33 3a of approximately 15 cm 3 volume 3 7 2 5 3 0 cm.

Antrum of highmore maxillary sinus. Access was gained into the maxillary antrum. Successful surgical removal of impacted molars from orbital and sinus floor.

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