Dr Simon ChenCataract & Retina SurgeonExplanations, evidence and perspectives on cataract surgery, lens implants and retinal conditions — for patients and referrers. By Dr Simon Chen.
Further articles about cataract, lens and retinal surgery are added regularly, so please check back from time to time. Meanwhile, the condition and treatment pages cover each topic in brief.
Combining cataract surgery and vitrectomy can mean one anaesthetic and one recovery. When that helps, when separate operations are better, and what the evidence shows.
Read the articleMonofocal, enhanced monofocal, EDOF, multifocal and toric implants, what each is for, and how the choice is made.
Read the articleTwo extended depth of focus implants used in Australia, compared on range of vision, night driving and the head-to-head evidence.
Read the articleIOL exchange: why an implant is sometimes replaced, what the alternatives are, how a replacement is secured, and what the risks are.
Read the articleWhy a cataract follows vitrectomy, what makes the operation different in that eye, and how the lens implant and timing are chosen.
Read the articleWhy the macula changes the lens decision, what multifocal and EDOF lenses ask of the retina, and which options usually suit better.
Read the articleWhen an implant cannot rely on the eye's usual support, Yamane fixation anchors it behind the iris. How it works and how it compares.
Read the articleWhich floaters suit laser treatment, what improvement is realistic, the risks, and how it compares with surgery or leaving them alone.
Read the articleMost cataracts develop with age, but other factors can contribute. Why cataracts form, what may cause them earlier, and when further checks can help.
Read the articleHow a short-sighted eye changes cataract planning, from retinal checks and lens power to reading vision, monovision and anaesthesia.
Read the articleToric implants can reduce astigmatism during cataract surgery. How they work, why measurements and alignment matter, and when glasses may still be needed.
Read the articleA detailed guide to PureSee's refractive EDOF design, the vision to expect, its specifications and the evidence behind its benefits and limits.
Read the articleAlcon's non-diffractive extended-focus lens, with realistic expectations for glasses and night vision, and the evidence behind the design.
Read the articleClareon is a monofocal cataract lens designed for a clear main focus. Its material, edge design, evidence and limits.
Read the articleA plain-English guide to how UNITY VCS controls ultrasound, fluid, cutting and light during cataract and retinal surgery.
Read the articleA blocked retinal vein can cause bleeding and swelling inside the eye. What treatment can help, what recovery depends on, and why ongoing checks matter.
Read the articleA dark arc at the outer edge of vision can occur after lens implantation. The suspected lens-edge mechanisms, how symptoms may change, and options that remain.
Read the articleWhat the first days and weeks are really like after floater surgery, from drops and showering to exercise, driving and travel.
Read the articlePlan the first days and weeks after vitrectomy, understand gas and positioning restrictions, and know when to ask for help.
Read the articleHow to read the graph used to compare lens implants, what its shape means, and the questions it cannot answer.
Read the articleWhat to expect in the first six weeks after cataract surgery, from drops and sleeping to driving, work and new glasses.
Read the articleWhat the first six weeks after refractive lens exchange are really like, from the gap between the two eyes to night driving, sport, work and new glasses.
Read the articleAppointments and enquiries through Vision Eye Institute, Chatswood.
Clinic appointments: (02) 9424 9999
