Floor Of Maxillary Antrum

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.
Floor of maxillary antrum. 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. Dental surgery in the maxillary molar and premolar region may be complicated by the creation of an oroantral communication the displacement of. 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. The signs and symptoms of antral disease may mimic those of dental disease and vice versa.
Antrum maxilla re maxillary antrum maxillary sinus. Access was gained into the 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. Maxillary sinus anatomy roof formed by maxilla s alveolar process the roof forms the floor of the.
Pyloric antrum. The impacted wisdom tooth was identified. Exploration of the sinus cavity was done. 33 1c 33 2d and 33 3a of approximately 15 cm 3 volume 3 7 2 5 3 0 cm.
A 63 year old female patient evaluated for a nonhealing left toothless palate lesion and chronic headache occurring over 4 years. The maxillary sinus also called the maxillary antrum is a pyramidal cavity see figs. The roots of the upper premolars and molars and the floor of the maxillary antrum are closely related and share a common innervation. In some cases the floor can be perforated by the.
Maxillary sinus a facial region that is one of a pair of usually symmetrical hollow cavities located in the maxillary body. Under general anesthesia a gingivoperiosteal flap was raised in the right posterior maxillary gum tissue region. An tra antrums l. If the sinus is large it reaches below this level.
A cavity or chamber. An trum pl. Radiography and computed tomography revealed bone discontinuity in the left floor of the maxillary sinus and calcifications within the antrum. Mastoid antrum an air space in the mastoid portion of the temporal bone communicating with the middle ear and the mastoid cells.
It is the larges. 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. 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.