All of the following statements are false except

A. Very severe NPDR has a 45% chance of progression to high risk PDR within 1 year

B. Argon laser photocoagulation is contraindicated in cases of Ischemic Maculopathy (DME) if Foveal Avascular zone <1000 microns

C. Panretinal Photocoagulation for PDR should be done in a single sitting as it can lead to visual field defects

D. Aspirin at a dose of 650mg/day slowed the progression of retinopathy

Correct Answer: Very severe NPDR has a 45% chance of progression to high risk PDR within 1 year

Description: 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.

Category: Ophthalmology

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