Card Set Information
Ch. 3 - Differentiation of Posterior Vitreous Detachment, Retinal Detachment, and Chorodial Detachment.
Name the Topographic findings of a PVD.
open funnel with or without disc or fundus insertion;
inserts at ora or ciliary body.
Quantitative findings of PVD
Variable spike height; <100% high at ora superiorly
Kinetic (aftermovement) findings of PVD
Marked to moderate
Name the Topographic findings of a RD
Smooth or folded,
open or closed funnel with disc insertion;
may have associated cysts;
inserts at ora
Quantitative findings of RD
Steeply rising 100% high spike, including at ora superiorly
Kinetic (aftermovement) findings of RD
Moderate to None
Name the Topographic findings of CD
dome or flat:
no disc insertion;
inserts at ora or ciliary body
Quantitative findings of CD
double-peaked 100% high spike
Kinetic (aftermovement) findings of CD
Mild to none
Lesions Simulating Retinal Detachment
PVD with attachment to optic nerve
Vitreous hemorrhage with layered blood seen inferiorly
Bridging vitreous membrane (e.g., diabetic retinopathy)
Premacular hemorrhage (e.g., Terson's syndrome)
Peripheral vitreous skirt following vitrectomy
Vitreous track from penetrating injury
Vitreous incarceration secondary to penetrating injury
Blood in Cloquet's canal
Persistant hyaloid vessels in PHPV
360 degree peripheral choroidal detachments
Resolving choroidal detachments
Kissing choroidal detachments
Solid choroidal mass with subretinal hemorrhage
Scleral buckle with silicone band
Detachment of retinal pigment epithelium
When do Retinal Detachments simulate other Lesions?
T-shaped RD in phakic or pseudophakic eyes
Tightly closed funnel-shaped RD with dense subretinal opacities
Peripheral annular RD after vitrectomy and panretinal photocoagulation
Giant retinal tear
Avulsion of retina from optic nerve
Name Macular Lesions
Age-related macular degeneration (AMD)
RD of macula
Staphyloma involving the macula
What are some causes of Choroidal (Ciliochoroidal) Detachment?
Idiopathic - Uveal effusion syndrome; Nanophthalmos
Inflammatory - Uveitis (infectious or noninfectious); Scleritis
Toxic reactions to systemic medications
What causes THICKENING of the Sclera?
Uvea effusion syndrome
Anterior ischemic optic neuropathy (AION)
What causes THINNING of the Sclera?
Name some specific Disorders of the Sclera.