Items tagged “eye”

82 results found
Case

Bilateral macular calcification

 Diagnosis certain
A.Prof Frank Gaillard
Published 19 Dec 2010
65% complete
CT
Case

Intraocular metal splinter

 Diagnosis certain
Dr Roberto Schubert
Published 08 Jul 2011
74% complete
CT
Article

Proptosis

Proptosis refers to forward protrusion of the globe with respect to the orbit. There are many causes of proptosis which can be divided according to location and it is worth remembering that it is not just orbital disease processes that cause proptosis. Terminology Exophthalmos also describes f...
Case

Orbital pseudotumour

 Diagnosis probable
Dr Ahmed Abdrabou
Published 26 Jul 2013
71% complete
MRI
Case

Papilloedema

 Diagnosis probable
Dr Rengarajan R
Published 08 Aug 2013
60% complete
Ultrasound
Article

Orbital septum

The orbital septum 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. The orbital septum separates the intra-orbital fat from eyelid fat and orb...
Article

Nasolacrimal drainage apparatus

The nasolacrimal (drainage) apparatus consists of: lacrimal canaliculi lacrimal sac nasolacrimal duct Tears produced by the lacrimal gland, accessory lacrimal glands of Krause, Wolfring and Zeis, and Meibomian glands track medially along the eyelid margins and collect at the lacrimal lake at...
Article

Lacrimal apparatus

The lacrimal apparatus consists of the lacrimal gland and the nasolacrimal drainage apparatus.  The gland produces tears secreted into the lateral aspect of the superior fornix. The serous fluid washes over the eye and is drained at the medial canthus by the superior and inferior lacrimal canal...
Article

Lacrimal canaliculi

The lacrimal canaliculi form the first part of the nasolacrimal drainage apparatus that drains tears produced by the lacrimal gland.  Gross anatomy There are two lacrimal canaliculi - superior and inferior on each side. They commence at the superior and inferior lacrimal puncta, which drain te...
Article

Nasolacrimal duct

The nasolacrimal duct (NLD) is the terminal part of the nasolacrimal apparatus. Gross anatomy The nasolacrimal duct is the inferior continuation of the lacrimal sac and is ~17 mm in length in total. There are two parts to the nasolacrimal duct: intraosseous part (12 mm): enters the lacrimal g...
Case

Globe rupture (anterior chamber)

 Diagnosis almost certain
Dr Dalia Ibrahim
Published 28 Mar 2014
62% complete
CT
Article

Optic neuropathy

Optic neuropathy is a broad term, and can result from a variety of causes including: genetic Leber hereditary optic neuropathy compression / trauma optic nerve sheath meningioma progressive diaphyseal dysplasia shear injury infiltration / neoplasm lymphoma paraneoplastic collapsin resp...
Article

Optic neuritis

Optic neuritis denotes inflammation of the optic nerve and is one of the more common causes of optic neuropathy. It can be thought of as broadly divided into infectious and non-infectious causes, although the latter is far more frequent. On imaging, optic neuritis is most easily identified as a ...
Article

Chorioretinal lacunae

Chorioretinal lacunae refer to punched out lesions in pigmented layer of retina, usually around the optic disc. It is a considered a consistent feature of Aicardi syndrome.
Case

Orbital pseudotumour

 Diagnosis almost certain
Dr Fakhry Mahmoud Ebouda
Published 28 Nov 2014
83% complete
CT
Case

Orbital floor fracture with ruptured globe

 Diagnosis certain
Dr Smita Deb
Published 16 Jan 2015
95% complete
CT
Case

Phthisis bulbi and posterior staphyloma

 Diagnosis certain
Dr Ayush Goel
Published 07 Feb 2015
92% complete
CT
Article

Congenital cataract

Congenital cataracts are a major cause of blindness with early detection the most important factor in reducing impact on future vision.  Epidemiology Incidence is ~3 per 100,000 in the United Kingdom 1. Will be higher in areas with increased rates of congenital infection 5. Risk factors low ...
Article

Enlarged extraocular muscles (differential)

There is a short list of causes for enlarged extraocular muscles: thyroid associated orbitopathy lymphoma orbital pseudotumour sarcoidosis metastases amyloidosis (very rare) 2
Case

Medial orbital blow-out fracture

 Diagnosis certain
Dr Ian Bickle
Published 12 Dec 2015
89% complete
CT

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