Opticociliary shunt (collaterals) vessels
The disc shows dilated venous loop. Unlike neovascularization,
there are no thin or wispy.
old central retinal vein occlusion such flamed
haemorrhages, tortous retinal vein or
panphotocoagulation scars for ischaemiccentral
retinal vein occlusion
evidence of retrobulbar tumour such as proptosis and choroidal foldings.
1. How can you differentiate shunt vessels from neovascularization?Answer
2. What is the differential diagnosis of opticociliary shunt vessels?