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Example?

This is a diagnostic image or video that illustrates the use of a particular modality.

Title

Acute Partial Vitreous Separation

Mar 3, 2010

This is a partial vitreous separation that demonstrates a mildly reflective curvilinear shape of the partially separated vitreous face. The vitreous is attached inferonasally and inferotemporally, but detached and freely mobile at 6 ... See Full

Asteroid Hyalosis, Posterior Vitreous Separation

Sep 26, 2009

In asteroid hyalosis, accumulations of calcium soaps dispersed throughout the vitreous produce bright echoes in the usually echolucent vitreous. The appearance of asteroid hyalosis should not be confused with that of vitreous hemorrhage or ... See Full

Asteroid Hyalosis, Vitreous Face Attached

Sep 27, 2009

In asteroid hyalosis, accumulations of calcium soaps dispersed throughout the vitreous produce bright echoes in the usually echolucent vitreous. The appearance of asteroid hyalosis should not be confused with that of vitreous hemorrhage or ... See Full

Attached Vitreous With Floaters

Feb 22, 2011

The vitreous is attached and demonstrates aftermovements of formed vitreous as the patient is asked to look to the right and left.  There is mild reflectivity in the formed vitreous from collagen. The optic nerve is visible in the ... See Full

Case Presentation: Retinitis Pigmentosa

Jun 18, 2012

Dr. SriniVas Sadda shares a case study of a patient with Retinitis Pigmentosa.

See Full

Choroidal Hemangioma

Jan 25, 2011

In this movie an elevated, dome like, mass of the choroid with high reflectivity throughout the lesion and mild shadowing of the orbital fat behind the tumor can be seen.
 
This movie contributed by: Cynthia ... See Full

Communicating Orbital Cyst

Feb 2, 2010

Observe orbital cystic structures temporal to optic nerve.
Orbital cyst transmits sounds easily. Small optic nerve shadow is visible superior to the cyst in the upper portion of the screen. Strong reflections from choroidal region are ... See Full

Communicating Orbital Cyst

Sep 25, 2009

Tilting of the probe vertically demonstrates communication (green arrow) of the orbital cyst (yellow arrows) to the vitreous cavity as well as posiible communication to optic nerve (orange arrow). 
Orbital cyst transmits sounds ... See Full

Complete PVD

Dec 22, 2010

This is a sagittal view of a complete posterior detachment demonstrated by the thin preretinal reflection (yellow arrow).  Scleral depression (green arrow) at the ora serrata demonstrates the ability to register ... See Full

Dislocated Intraocular Lens On Retina

May 31, 2011

An intraocular lens (IOL) implant can dislocate posteriorly and appears as a large foreign body within the vitreous cavity. The IOL demonstrates shadowing within the orbit.
 
This movie contributed by: Dr. Yale ... See Full

Dislocated Lens

Mar 3, 2010

This is a dislocated lens.
You can see a large ovoid object resting against the ocular wall shadowing the orbital fat. Internal reflectivity demonstrates a nucleus within the larger ovoid structure. Moderate reflections from the ... See Full

Dislocated lens

Sep 25, 2009

Dislocation of the lens into the vitreous can be easily detected by ultrasound. The lens is an extremely good reflector of sound. Its characteristic oval shape and acoustic shadowing qualities present a classic image. Voluntary movement of the ... See Full

Encircling Sclearal Buckle Axial View

Sep 25, 2009

Rotation vertically demonstrates a superior and inferior cross-section of a highly elevated scleral buckle. Movement of the formed vitreous separated and far anterior (visible at the left of the screen). Optic nerve shadow is visible as the ... See Full

Encircling Sclearal Buckle Axial View

Feb 2, 2010

The buckle is an encircling element. The anterior posterior view shows a cross section above and below on the screen. 
Rotation vertically demonstrates a superior and inferior cross-section of a highly elevated scleral buckle. There ... See Full

ENDOSCOPY: Anterior Neovascularization- Diabetic Retinopathy- I

Feb 15, 2012

Diabetic Retinopathy Patient with persistent rebleeding following previous vitrectomy. Anterior chamber blood is first removed followed by completion of peripheral ablation utilizing endoscopic approach because of poor visualization of the ... See Full

ENDOSCOPY: Anterior Neovascularization- Diabetic Retinopathy- II

Feb 16, 2012

Another movie from Dr. Yale Fisher's collection of endoscopic imaging- this is another case of anterior neovascularization with diabetic retinopathy. No retinal detachment is present.

See Full

ENDOSCOPY: Ciliary Body

Mar 1, 2012

Ciliary body imaging is possible with the endoscope when patients are aphakic or pseudophakic. The ciliary processes are easily visualized in this short movie clip.

See Full

ENDOSCOPY: Giant Retinal Tear- Anterior Flap Incarceration

Feb 15, 2012

Dr. Yale Fisher shares another gem from his collection of endoscopic imaging movies- in this case, an anterior flap incarceration with a giant retinal tear.

See Full

ENDOSCOPY: Infusion Cannula Positions

Mar 1, 2012

Infusion cannula positions can be visualized with the endoscope, especially useful when microscopic views are limited or impossible as in this short movie. Here, the infusion cannula had been placed in a standard fashion but endoscopic imaging ... See Full

ENDOSCOPY: Open Angle Glaucoma and Recurrent Retinal Detachment

Mar 1, 2012

Endoscopically controlled surgical repair of a rhegmatogenous retinal detachment in a phakic glaucoma patient with a fixed miotic pupil. The formed vitreous is still attached in the posterior pole but separated peripherally. A horseshoe tear ... See Full

ENDOSCOPY: Open Angle Glaucoma and Retinal Detachment PVR

Mar 1, 2012

Content is on it's way soon

See Full

ENDOSCOPY: Peripheral Endoscopic Ciliary Body Ablation for Control of Neovascular Glaucoma in Diabetic Patient

Mar 1, 2012

With this patient microscopic control was not possible due to a small fixed pupil with vascularized synechiae to a posterior chamber IOL. There was recurrent intraocular bleeding and elevated IOP. The ciliary body ablation was accomplished ... See Full

ENDOSCOPY: Peripheral Lens Fragment

Mar 1, 2012

Peripheral endoscopic imaging of the pars plana region. The second instrument can be seen in the sclerotomy site moving in and out. Scanning of the more anterior region reveals a large particle of retained lens material following ... See Full

ENDOSCOPY: Shielded Endoscopic Cleaner

Mar 1, 2012

Cleaning of the endoscope is possible intraocularly with a protected and extendible sponge like wiper (pat). The device is useful to remove water droplets and non-adherent debris, especially following an air fluid exchange with the endoscope ... See Full

ENDOSCOPY: Vitreous Incarceration

Feb 13, 2012

The Pars Plana is visualized with the endoscope. A vitreous cutter attempts to clear the vitreous from the region of the pars plans. Removal of the instrument reveals persistent residual vitreous strands incarcerated in the pars plana ... See Full

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