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Name the Topographic findings of a Posterior Vitreous Detachment (PVD).
- Smooth,
- Open funnel with or without disc or fundus insertion;
- inserts at ora or ciliary body
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What are the Quantitative qualities of a Posterior Vitreous Detachment (PVD)?
- Variable spike height;
- <100% high at ora superiorly
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What is the Kinetic (aftermovement) of a Posterior Vitreous Detachment (PVD)?
Marked to moderate
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Name the Topographic findings of a Retinal Detachment (RD).
- Smooth or folded,
- open or closed funnel with disc insertion;
- may have associated cysts;
- inserts at the ora
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What are the Quantitative qualities of a Retinal Detachment (RD)?
- Steeply rising 100% high spike,
- including at ora superiorly
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What is the Kinetic (aftermovement) of a Retinal Detachment (RD)?
Moderate to none
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Name the Topographic findings of a Choroidal Detachment (CD).
- Smooth,
- dome or flat;
- no disc insertion;
- inserts at ora or ciliary body
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What are the Quantitative qualities of a Choroidal Detachment (CD)?
- Steeply rising,
- thick,
- double-peaked 100% high spike
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What is the Kinetic (aftermovement) of a Choroidal Detachment (CD)?
Mild to none
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When do Lesions simulate a Retinal Detachment?
- PVD with attachment to optic nerve,
- Vitreous hemorrhage with layered blood inferiorly,
- Poterior hyphema,
- Bridging vitreous membrane (e.g., diabetic retionpathy),
- Vitreoschisis,
- 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,
- Persistent hyaloid vesels in PHPV,
- 360 degree peripheral choroidal detachments,
- Resolving choroidal detachments,
- Kissing choroidal detachements,
- Solid choroidal mass with subretinal hemorrhage,
- Retinoschisis,
- Scleral buckle with silicone band,
- Detachment of retinal pigment epithelium (RPE)
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When does a Retinal Detachment simulate Other Lesions?
- Atropic RD,
- 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
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Name Macular Lesions.
- Macular edema,
- Age-rlated macular degeneration (AMD),
- RPE detachment,
- Macular hole,
- RD of the macula,
- Hypotony maculopathy,
- Premacular hemorrhage,
- Staphyloma involving the macula
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What are some causes of Choroidal (Ciliochoroidal) Detachment?
- Idiopathic - Uveal effusion syndrome, Nanophthalmos,
- Inflammatory - Uveitis (infectious or noninfectious), Scleritis,
- Hypotony,
- Intraocular Surgery,
- Trauma,
- Intraocular Tumor,
- Arteriovenous fistula,
- Renal disease,
- Toxic reactions to systemic medications
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What are some Disorders that THICKEN the Sclera?
- Hyperopia,
- Choroidal folds,
- Nanophthalmos,
- Uveal effusion syndrome,
- Anterior ischemic optic neuropathy,
- Scleritis,
- Hypoyony
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What are some Disorders that THIN the Sclera?
- Myopia,
- Stphyloma,
- Necrotizing,
- Plaque radiotherapy
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Name some other Disorders of the Sclera.
- Scleral rupture,
- Scleral infolding,
- Scleral calcification,
- Scleral tumor
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