Websinus. [ si´nus] 1. a recess, cavity, or channel, such as one in bone or a dilated channel for venous blood. 2. an abnormal channel or fistula, permitting escape of pus. 3. paranasal … Web27 jul. 2024 · 27 July, 2024. Fact Checked. The maxillary sinus is the cavity behind your cheeks, very close to your nose 1. When a CT scan is taken of the head, the sinuses …

Anatomy, Head and Neck, Nose Paranasal Sinuses - StatPearls

WebThe Agger nasi cells are the most anterior ethmoidal air cells. Their location is anterior, lateral, and inferior to the frontal recess [1, 11]. Infraorbital ethmoidal (Haller) cells are … WebFour critical anatomical structures are emphasised as the foundation for a precise approach to surgery of the maxillary, anterior ethmoid, frontal, and posterior ethmoid sinuses. ... of endoscopic diagnostic and photographic documentation into the area of endoscopic therapy for selective diseases of maxillary, frontal, and sphenoid sinuses. stanley dl07 breakdown

鼻竇 - 維基百科，自由的百科全書

Web7 mrt. 2024 · The anterior paranasal sinuses (anterior ethmoid air cells, maxillary, and frontal) drain their contents by way of the ostiomeatal complex (unit). This cluster of ostia and their corresponding drainage channels are located on the lateral wall of … It is the largest air sinus in the body. Found in the body of the maxilla, this sinus has three recesses: an alveolar recess pointed inferiorly, bounded by the alveolar process of the maxilla; a zygomatic recess pointed laterally, bounded by the zygomatic bone; and an infraorbital recess pointed superiorly, bounded by the inferior orbital surface of the maxilla. The medial wall is composed primarily of cartilage. The ostia for drainage are located high on the medial wall and o… Web1 apr. 2024 · The maxillary sinuses are the largest of the sinuses. They are located laterally and slightly inferiorly to the nasal cavities. They drain into the nasal cavity at the hiatus semilunaris, underneath the frontal sinus opening. This is a potential pathway for spread of infection – fluid draining from the frontal sinus can enter the maxillary sinus. stanley d. lindsey \u0026 associates