posterior vitreous detachment


Also found in: Acronyms, Encyclopedia, Wikipedia.

posterior vitreous detachment

,

PVD

Separation of the vitreous gel from the retinal surface, often as a result of aging or diabetes mellitus.
References in periodicals archive ?
Analysis of the conditions wrongly diagnosed by optometrists (Table 2) show that posterior vitreous detachment is most commonly misdiagnosed as retinal hole/tear.
Figure 3 Diagnosis following presenting complaint of flashers and floaters Uncomplicated posterior vitreous detachment 57% Retinal tear/hole 7% Vitreous haemorrage 9% Migraine 3% No abnormality detected 7% Other 17% Note: Table made from bar graph.
The MIVI-I trial was a Phase IIa, open-label, dose-ranging trial evaluating the effect of intraocular injection of recombinant microplasmin in 60 patients undergoing vitrectomy (surgery that removes the vitreous to induce posterior vitreous detachment, or PVD).
Table 1 Pathologies seen by the rapid access clinic at Bradford Royal Infirmary (* % rounded up to the nearest decimal place) Pathology n % * Blepharitis/dry eye/epitheliopathy 15 15% Microbial keratitis 13 13% Conjunctivitis 9 9% Uveitis 9 9% Abrasion/insult/foreign body 9 9% Vitreoretinal 7 7% Post-operative complications 6 6% Posterior vitreous detachment 6 6% Abrasion/trauma/foreign body 5 5% Disc abnormality (non-glaucoma) 4 4% Wet age-related macular degeneration (AMD) 3 3% Lid lesion 3 3% Episcleritis 3 3% Cataract 2 2% Binocular vision 2 2% Other 7 7% Figure 1 The proportion of patients who could have been seen and managed by a primary care PEARS, IP or could only have been managed in secondary care (HES) (n=103) HES 32% IP 36% PEARS 32% Note: Table made from pie chart.
The company has two programs in clinical development: staphylokinase as a thrombolytic agent for acute myocardial infarction and microplasmin, both as a neuroprotective thrombolytic agent and as a pharmacologic adjunct for posterior vitreous detachment.
Symptoms suggestive of posterior vitreous detachment (PVD) or retinal detachment accounted for 41 of the referrals.
Lattice degeneration is also associated with the development of horseshoe retinal tears when posterior vitreous detachment (PVD) occurs, and hence, this poses a pre-disposition to retinal detachment.
May 7 /PRNewswire/ -- Results were shown for the first time evaluating the potential of microplasmin for the induction of posterior vitreous detachment (PVD), in a presentation yesterday at the Association for Research in Vision and Ophthalmology (ARVO) Conference in Fort Lauderdale, FL.
I also found it handy to use when explaining a patient's eye condition, especially in the cases of a posterior vitreous detachment.
The study's primary purpose was to evaluate the safety and efficacy of Vitrase in inducing a posterior vitreous detachment (PVD).

Full browser ?