The Radiology Assistant : CT and MRI of the Eye
Orbital and periorbital cellulitis. On the left images of a patient who presented in the ER with a 'red hot eye' and proptosis. Now the difference between orbital and periorbital cellulitis is an important one and is based on an anatomic structure, which is called the orbital septum.
Orbit - Radiology Key
2019年8月20日 · Anatomy The soft tissue structures of the orbit are contained within a bony cavity and include the globe, extraocular muscles, optic nerve–sheath complex, lacrimal apparatus, and various vascular and nerve structures ( Figs. 20-1 to 20-4 ). FIG 20-1 A, Coronal CT scan: normal anatomy.
Radiopaedia.org, the peer-reviewed collaborative radiology …
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Practical Approach to Orbital Lesions by Anatomic Compartments
2024年9月26日 · Cross-sectional imaging is an important tool for characterizing orbital lesions, confirming clinical suspicions, and narrowing the differential diagnosis.
Anatomy of the Orbit - Radiology Key
2019年4月18日 · The orbit is made up of portions of both the cranial and the facial skeletal systems. The base of the skull is formed primarily by the unpaired sphenoid and occipital bones ( Figure 3.1 ).
Orbital imaging: Part 1. Normal anatomy - Clinical Radiology
2003年8月4日 · We describe the imaging techniques and orbital anatomy with an emphasis on radiologically identifiable structures. In a second review of orbital pathology we present pathological processes that may involve these structures.
Imaging in Orbit and Oculoplasty - EyeWiki
Each orbit is formed by seven bones: frontal, ethmoid, lacrimal, palatine, maxillary, zygomatic and sphenoid. [1] The orbit is divided into various spaces and knowledge of these compartments is required for proper diagnosis of pathologies on imaging and for choosing the best approach to accessing tumors.
Anatomy of the orbits: annotated MRI | e-Anatomy - IMAIOS
2024年10月2日 · This anatomical module of e-Anatomy is dedicated to the anatomy of the normal orbit on MRI. The orbital cavity includes the eyeball, the extraocular muscles, the lacrimal apparatus and the optic nerve.
Eye and Orbit - Radiology Key
2018年11月8日 · In this chapter, modern techniques of MR imaging (MRI) of the orbit are reviewed, followed by normal anatomy of the eye and orbit, with particular attention to features that are of relevance to MRI. Following a review of ocular pathology, orbital disease is discussed within the context of a pattern-based approach.
Orbital septum | Radiology Reference Article - Radiopaedia.org
2024年3月27日 · The orbital septum (plural: orbital septa) is a thin sheet of fibrous tissue that originates from the orbital rim periosteum and blends with the tendon of the levator palpebrae superioris superiorly and inserts into the tarsal plate inferiorly.
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