Dr Brendan Cronin

Cornea, Cataract and Anterior Segment

MBBS (hons) GradDipOphthSc, B.Com, LLB FRANZCO


Dr Brendan Cronin is a Corneal and Anterior Segment Surgeon and the Director of Education at the Queensland Eye Institute.

Dr Cronin grew up on the Gold Coast and completed his medical and ophthalmic training in Brisbane. He trained in his subspecialty of Corneal, Refractive and Anterior Segment Surgery at the prestigious Manchester Royal Eye Hospital in the United Kingdom. He performs all types of corneal transplant surgery, pterygium surgery, micro-incision cataract surgery and surgery for glaucoma.  He is a specialist in complex cataract surgical procedures. Dr Cronin has a special interest in keratoconus especially LASER “Athen’s Protocol” corneal resurfacing combined with collagen cross-linking. He provides specialised treatment for severe dry eye patients as was the first doctor in Australia to have an Intense Pulsed Light “IPL” machine for treating dry eye.

Dr Cronin is undertaking research into corneal stem cell transplantation and has a keen interest in teaching medical students and ophthalmology trainees about ophthalmology. His textbook Ophthalmology For Medical Students is sold in Audiobook format worldwide. He is currently pioneering a new social media teaching system for medical student education that is being adopted at universities in many countries.

Dr Cronin believes in educating patients to better understand their eye condition. He utilises the latest technology in imaging including macro cameras, high-resolution ultrasound and laser scans to show patients what is happening to their eye and how their condition can be best treated.

Dr Cronin has published articles in numerous international ophthalmology journals and is a member of both The European Society of Cataract and Refractive Surgery and The Cornea Society.

When he isn’t at work Dr Cronin enjoys spending time with his wife and 2 daughters.  He enjoys running and cyclocross bike riding.

Disorders Treated

  • Micro-incision cataract surgery
  • Corneal transplant surgery
  • Pterygium surgery
  • Descemet’s Membrane Endothelial Keratoplasty “DMEK”
  • Keratoconus surgery
  • LASER “Athen’s Protocol” corneal resurfacing combined with collagen cross-linking for keratoconus
  • Collagen Cross-linking
  • Minimally Invasive Glaucoma Surgery (MIGS)
  • Glaucoma laser surgery
  • Multifocal lens surgery

Make an appointment with Dr Brendan Cronin

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For the health and safety of our patients, staff and visitors, we ask you do not enter the QEI South Brisbane or QEI Clayfield facilities if you:

  • Have been in contact with a known case of COVID-19 
  • Have recently travelled overseas or interstate and have NOT undergone a two week quarantine 
  • Are awaiting COVID-19 test results
  • Have cold or fever symptoms (sore throat, coughing, sneezing etc)
  • Recently visited a COVID-19 hot spot (as identified on the Queensland Government website)

Please note that all visitors at this time will undergo contactless temperature checking. Our staff will also require the full names and contact details of all visitors to the building. 

Thank you for your cooperation at this time, please don't hesitate to contact us on 07 3239 5000 if you have any concerns.