Items tagged “ocular ultrasound”
12 results
Case
Proliferative vitreoretinopathy - retinal detachment
Published
21 Aug 2009
60% complete
Ultrasound
Case
Cataract
Published
30 Dec 2013
75% complete
Ultrasound
Article
Asteroid hyalosis
Asteroid hyalosis is a degenerative condition of the eye where there is an accumulation of calcium soaps in the vitreous chamber.
Epidemiology
The prevalence increases with age from 0.2% in 43-54 year-olds to 2.9% in 75-86 year-olds. The overall prevalence is 1.2%. It is commonly unilateral an...
Article
Vitreous hemorrhage
Vitreous hemorrhage refers to bleeding into the vitreous humor.
Epidemiology
Vitreous hemorrhage has an incidence of approximately 7 in 100,000 1,2.
Clinical presentation
The most common clinical presentation is with sudden, painless visual loss to varying degrees of severity 2. Associated...
Case
Amelanotic retinal melanoma
Published
11 Nov 2018
79% complete
Ultrasound
Case
Dislocated intraocular lens
Published
07 Jul 2018
94% complete
Ultrasound
Article
Raised intracranial pressure
Raised intracranial pressure is a pathological increase in the intracranial pressure and is a medical emergency.
Clinical presentation
The symptoms and signs of raised intracranial pressure are often non-specific and insidious in onset:
headache
drowsiness
anorexia
visual disturbances
bl...
Article
Ocular foreign body
An ocular foreign body occurs when an orbital foreign body penetrates into the globe itself, often threatening vision, and requiring urgent surgical removal.
Clinical presentation
Patients present in a highly variable manner based on the precise intraocular location and properties of the forei...
Article
Posterior vitreous detachment
Posterior vitreous detachment (PVD), also known as hyaloid detachment, occurs when the retinal layer and vitreous body/posterior hyaloid membrane dissociate, with an intervening fluid collection forming in the subhyaloid space.
Epidemiology
It is thought to be a common consequence of aging, oc...
Case
Ocular staphyloma
Published
04 May 2022
98% complete
CT
Case
Ocular foreign body
Published
08 May 2022
95% complete
CT
Case
Ocular foreign body and rupture
Published
05 Jul 2022
95% complete
CT