<prompt> All of the following statements are false exceptVery severe NPDR has a 45 chance of progression to high risk PDR within 1 yearArgon laser photocoagulation is contraindicated in cases of Ischemic Maculopathy DME if Foveal Avascular zone 1000 micronsPanretinal Photocoagulation for PDR should be done in a single sitting as it can lead to visual field defectsAspirin at a dose of 650mgday slowed the progression of retinopathy  <response>: Ans. a Very severe NPDR has a 45. chance of progression to high risk PDR within 1 yearOption a - In the ETDRS, it was found that Severe NPDR had a 15 chance and Very severe NPDR a 45 chance of progression to high risk PDR within 1 year.Option b - Contraindicated if FAZ 1000 microns Option c - PRP should be done in multiple sittings Option d - In ETDRS study, aspirin use did not alter progression of retinopathy and did not reduce the risk of vitreous hemorrhage. 