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Ebook Diseases of the brain, head and neck, spine 2016–2019: Part 2

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Nội dung chi tiết: Ebook Diseases of the brain, head and neck, spine 2016–2019: Part 2

Ebook Diseases of the brain, head and neck, spine 2016–2019: Part 2

Oral Cavity, Larynx, and PharynxMartin G. Mack and Hugh D. CurtinImaging of (he oral cavity, the larynx, and the pharynx must he coordinated with the

Ebook Diseases of the brain, head and neck, spine 2016–2019: Part 2 clinical exam 11.2|. The information acquired at imaging usually emphasizes the deeper tissues as the superficial assessment is done by direct visual

ization. The description of the anatomy is key to description of any lesion.AnatomyOral CavityThe oral cavity extends from the lips and oral fissure t Ebook Diseases of the brain, head and neck, spine 2016–2019: Part 2

o the oropharyngeal isthmus. 11 is bounded anteriorly and laterally by the lips and cheeks. The roof of the oral cavity consists of the hard and soft

Ebook Diseases of the brain, head and neck, spine 2016–2019: Part 2

palate, and its floor is formed by the muscular oral floor and the structures it supports.The tongue occupies almost all of the oral cavity when the m

Oral Cavity, Larynx, and PharynxMartin G. Mack and Hugh D. CurtinImaging of (he oral cavity, the larynx, and the pharynx must he coordinated with the

Ebook Diseases of the brain, head and neck, spine 2016–2019: Part 2hat arc inserted into the tongue. The posterior limit of the oral cavity is made up of the anterior tonsillar pillars and the circumvallate papillae a

long the dorsum of the tongue.The floor of the mouth is inferior to the tongue. Immediately inferior to the mucosal is the sublingual gland in the sub Ebook Diseases of the brain, head and neck, spine 2016–2019: Part 2

lingual pace. The mylohyoid muscle supports the floor of the mouth with the geniohyoid/genioglossal muscle complex vertically segmenting the soft tiss

Ebook Diseases of the brain, head and neck, spine 2016–2019: Part 2

ues above the mylohyoid.MG. MackRadiologic MUnchcn, Munich. Germanye-mail: in.macktifrjdiologie-inuenchen.dc-H.D. Curtin (C-l)Department of Radiology,

Oral Cavity, Larynx, and PharynxMartin G. Mack and Hugh D. CurtinImaging of (he oral cavity, the larynx, and the pharynx must he coordinated with the

Ebook Diseases of the brain, head and neck, spine 2016–2019: Part 2arynx, the oropharynx, and the hypopharynx.NasopharynxThe nasophary nx is the upper portion of the phary nx. The sphenoid bone forms the roof of the n

asophary nx, while the floor and junction with the oropharynx are at the level of the soil palate. These anatomic relationships are best seen on sagit Ebook Diseases of the brain, head and neck, spine 2016–2019: Part 2

tal and coronal sections. The pharyngeal tveess (fossa of Rosenmuller) is a pouch-like recess in the lateral wall of the nasopharynx directed toward t

Ebook Diseases of the brain, head and neck, spine 2016–2019: Part 2

he parapharyngeal space and lying directly adjacent to the torus tubarius and the eustachian tube orifice. Many nasopharyngeal malignancies have their

Oral Cavity, Larynx, and PharynxMartin G. Mack and Hugh D. CurtinImaging of (he oral cavity, the larynx, and the pharynx must he coordinated with the

Ebook Diseases of the brain, head and neck, spine 2016–2019: Part 2ng the lateral walls of the oropharynx. The anterior and posterior pillars converge superiorly at a sharp angle to form the supratonsillar fossa. Port

ions of the longue base and val-leculae belong to the oropharynx. The principal superficial structures are the paired palatine tonsils.HypopharynxThe Ebook Diseases of the brain, head and neck, spine 2016–2019: Part 2

hypophary nx extends from the oropharynx to the supra-glottic portion of the larynx. It is bounded superiorly by the free margin of the epiglottis and

Ebook Diseases of the brain, head and neck, spine 2016–2019: Part 2

the lateral pharyngoepiglot-tic folds that form the valleculae. The left and right piriform sinuses and post-cricoid region represent the lower part

Oral Cavity, Larynx, and PharynxMartin G. Mack and Hugh D. CurtinImaging of (he oral cavity, the larynx, and the pharynx must he coordinated with the

Ebook Diseases of the brain, head and neck, spine 2016–2019: Part 2agnostic Imaging. DOi 10.10Ớ7/978-.V3l9-3008t-8_l8161162M.G. Mack and H.D. CurtinLarynxThe lary nx opens from the anterior wall of the hypopharynx and

extends to the trachea.Important Mucosal LandmarksSeveral key anatomic structures are important to the radio logical assessment of the larynx. Perhap Ebook Diseases of the brain, head and neck, spine 2016–2019: Part 2

s the most important relationship in the larynx is that of the false vocal fold, true vocal fold, and ventricle complex. Ihe ventricle is a crucial re

Ebook Diseases of the brain, head and neck, spine 2016–2019: Part 2

ference point. Much imaging of tumors is aimed at defining the location of a lesion relative to this key landmark. Another important landmark is the u

Oral Cavity, Larynx, and PharynxMartin G. Mack and Hugh D. CurtinImaging of (he oral cavity, the larynx, and the pharynx must he coordinated with the

Ebook Diseases of the brain, head and neck, spine 2016–2019: Part 2true vocal folds (cords) play a major role in speech. The cords stretch across the lower larynx and are in the horizontal or axial plane. The small cr

ease just above the true vocal fold is called the ventricle. Immediately above the ventricle and again parallel to both the ventricle and true fold ar Ebook Diseases of the brain, head and neck, spine 2016–2019: Part 2

e the false vocal folds. The mucosa curves out laterally from the false vocal folds to the upper edges of the larynx al the aryepigloltic folds.These

Ebook Diseases of the brain, head and neck, spine 2016–2019: Part 2

structures are the basis for anatomic localization within the larynx. The glottic larynx refers to the true vocal folds. The glottis has been defined

Oral Cavity, Larynx, and PharynxMartin G. Mack and Hugh D. CurtinImaging of (he oral cavity, the larynx, and the pharynx must he coordinated with the

Ebook Diseases of the brain, head and neck, spine 2016–2019: Part 2t of the larynx). The subglottis extends from the lower margin of the glottis to the inferior margin of the cricoid cartilage. Everything above llie v

entricle of the larynx is part of the supraglottis.Another important anatomic term is the anterior commissure. This is the point where the true folds Ebook Diseases of the brain, head and neck, spine 2016–2019: Part 2

converge anteriorly and the vocal ligaments insert into the thyroid cartilage.Cartilage Framework

Oral Cavity, Larynx, and PharynxMartin G. Mack and Hugh D. CurtinImaging of (he oral cavity, the larynx, and the pharynx must he coordinated with the

Oral Cavity, Larynx, and PharynxMartin G. Mack and Hugh D. CurtinImaging of (he oral cavity, the larynx, and the pharynx must he coordinated with the

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