Seios Paranasais: Anatomia, funções e clínica | Kenhub
Eles estão situados ao redor da cavidade nasal, e são bilaterais, sendo algumas vezes simétricos. Existem quatro diferentes seios paranasais, que são chamados de: seio maxilar. seio frontal. seio esfenoidal. seio etmoidal. Este artigo vai discutir a anatomia e as correlações clínicas dos seios paranasais.
Ethmoid sinus - Wikipedia
The ethmoid sinuses or ethmoid air cells of the ethmoid bone are one of the four paired paranasal sinuses. [1] Unlike the other three pairs of paranasal sinuses which consist of one or two large cavities, the ethmoidal sinuses entail a number of small air-filled cavities ("air cells"). [2]
Osso etmoide do crânio: Anatomia humana - Kenhub
Os labirintos etmoidais se encontram nos lados laterais, e possuem numerosas pequenas cavidades com células etmoidais, também chamadas de seio etmoidal. Os labirintos formam duas das maiores estruturas da cavidade nasal: as conchas nasais superior e média.
Paranasal sinus mucocele | Radiology Reference Article - Radiopaedia.org
Paranasal sinus mucoceles represent complete opacification of one or more paranasal sinuses by mucus, often associated with bony expansion due to obstruction of the nasal sinus drainage. Clinical presentation depends on two factors: location and direction of …
Ethmoidal cells - e-Anatomy - IMAIOS
The ethmoidal cells are a complex network of small air-filled cavities, which are intricately positioned within the ethmoidal labyrinths, situated on either side of the nasal cavity’s midline.
Ethmoid bone - e-Anatomy - IMAIOS
The ethmoid bone, shaped like a cube, sits at the front of the skull and connects with surrounding bones. It plays a key role in forming the inner walls of the eye sockets, the nasal septum, and both the roof and sidewalls of the nasal cavity.
Giant fronto-ethmoidal osteoma – selection of an optimal surgical ...
Jul 17, 2017 · An osteoma with a diameter of about 9 mm was found in the ostium of the left frontal sinus. According to a radiologist, the shading of the right maxillary, ethmoidal, frontal and sphenoidal sinuses suggested massive mucosal hyperplasia and purulent secretions or mucus (Figure 1, Figure 2, Figure 3). Figure 1.
Osso frontal do crânio humano: Anatomia - Kenhub
O osso frontal cria a curvatura lisa da testa e protege o lobo frontal do cérebro, especialmente a placa horizontal do osso etmoidal conhecida como placa cribriforme que permite que os feixes nervosos olfativos passem por sua superfície perfurada e levem o …
Ethmoidal infundibulum - e-Anatomy - IMAIOS
The ethmoidal infundibulum is a narrow channel that can be seen in the middle meatus region of the lateral nasal wall. It continues upward and forward from the semilunar hiatus, which is a curved bony groove located below the ethmoidal bulla in the middle meatus.
Seios Perinasais | Concise Medical Knowledge - Lecturio
Jan 11, 2024 · Os 4 pares de seios perinasais incluem os seios maxilar, etmoidal, esfenoidal e frontal. Os seios são um grupo de cavidades preenchidas por ar, localizadas no esqueleto facial e craniano; estão todos ligados à cavidade nasal principal e à nasofaringe.
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