1988: radial keratotomy with lasso sutures

This patient was highly myopic and underwent radial keratotomy surgery more than 30 years ago. These 16 radial cuts ended up causing too much corneal flattening and as a result the patient was over-corrected. To address the flat cornea, lasso sutures were placed within the corneal stroma to help steepen the cornea. The patient now presents to you for cataract surgery. What is your choice for IOL given that the cornea has irregular astigmatism? And how do you perform the IOL calculations? My best advice is in the video.

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