Prepapillary Vascular Loop – Page 32 of 42
Case 7: Topcon 3D OCT OD In a section well below the disc, the posterior hyaloid is tugging on the retina which results in traction retinal detachment.
Prepapillary Vascular Loop – Page 31 of 42
Case 7: Topcon 3D OCT OD Similarly, in a section at the inferior disc border, vitreopapillary traction is well documented.
Prepapillary Vascular Loop – Page 30 of 42
Case 7: Topcon 3D OCT OD In a section through the superior aspect of the disc, vitreopapillary traction is evident.
Prepapillary Vascular Loop – Page 29 of 42
Case 7: Topcon 3D OCT OD The horizontal section in both color and in grey scale is slightly above the superior disc border (as shown in the fundus photo above) and reveals the posterior hyaloid close to but not attached to the disc.
Prepapillary Vascular Loop – Page 28 of 42
Case 7: Topcon 3D OCT Movie OD Topcon Medical Systems 3D OCT Movie The Topcon 3D movie image is composed of 128 horizontal slices contained within the 6 mm x 6 mm green box (see image below).
Prepapillary Vascular Loop – Page 27 of 42
Case 7: Topcon 3D OCT Movie OD This complete case can be seen in Retina Revealed Case 16. History/Chief Complaint • 31-year-old white female presented with a long and complicated history of proliferative diabetic retinopathy (neovascularization of the disc - NVD). She has previously undergone panretinal photocoagulation (PRP) in each eye.
prepapillary-vascular-loop-page-26-of-42
Case 6: Topcon 3D OCT Color Radial Scan Images OD Note the web of new vessels (red arrows) extending from the disc into the vitreous.
Prepapillary Vascular Loop – Page 25 of 42
Case 6: Topcon 3D OCT Color Radial Scan Images OD
Prepapillary Vascular Loop – Page 24 of 42
Note here the apparent web of new vessel formation on and above the right optic disc.
Prepapillary Vascular Loop – Page 23 of 42
Case 5: A 25 year old black female presented with blurred vision in her left eye for the past several weeks. VA was 20/25 OD and 20/800 OS. The left fundus revealed a large vitreal hemorrhage explaining the reduced VA. Of interest, the right eye with no symptoms and good VA revealed numerous