Dr Brendan Cronin

MBBS (Hons), DipOphthSci, B.Com, LLB, FRANZCO, FWCRS

Dr Brendan Cronin is a highly experienced corneal and laser eye surgery specialist at the Queensland Eye Institute (QEI) and Focus Vision Clinic in Brisbane, Australia. He specializes in cataract surgery, laser eye surgery, pterygium removal, keratoconus treatment, and corneal transplants.

Professional Affiliations & Research

Posts by Dr Brendan Cronin

An eye-care clinician adjusting a trial frame on a patient during an eye examination, with a letter chart on the wall behind them.

Optometrist vs Ophthalmologist: What's the Difference?

26 Oct 2026

Side-by-side close-up comparison of an inflamed, red eye and a healthy eye.

Shingles in the Eye: Herpes Zoster Ophthalmicus Explained

25 Oct 2026

A surfer riding a breaking wave in bright sunlight, with glare reflecting off the water, the conditions that drive surfer's eye.

What Is Surfer's Eye? A Queensland Surgeon Explains

25 Oct 2026

Two tiny, transparent intraocular lens implants resting on a fingertip, illustrating how small and flexible modern lens implants are.

EVO ICL in Brisbane: Cost, Candidacy and How It Compares

23 Oct 2026

Three-dimensional illustration of an eye with a crescent-shaped donor ring segment implanted in the cornea, and a dotted outline showing how the keratoconic cone is flattened.

Can CAIRS Save You From a Full Thickness Corneal Transplant?

20 Oct 2026

Slit-lamp photograph of an eye in which the blue slit beam highlights a raised, greyish-white nodule on the surface of the cornea.

Salzmann's Nodules: Treatment with Superficial Keratectomy

19 Oct 2026

Side-by-side close-up of the same eye before and after cataract surgery: the left pupil is clouded white by a cataract, the right pupil is clear and dark.

Can a Cataract Grow Back? What Is Capsular Opacification?

18 Oct 2026

Older woman discussing corneal surgery with a clinician using an anatomical eye model in a consulting room.

Corneal Transplant Surgery: DMEK, DALK and Full-Thickness Grafts Explained

2 Oct 2026

Is My Cornea Too Thin for Cross-Linking? Almost Never

21 Sept 2026

A drop of lubricating eye drop falling from a bottle toward an open eye.

What Can and Can't You Do After Cataract Surgery?

21 Sept 2026

An eye chart seen sharply through the lens of a pair of glasses and blurred above the frame.

Why We Always Fix Astigmatism With Cataract Surgery

21 Sept 2026

A patient lying under the operating microscope during eye surgery, with an eyelid speculum in place and the surgeon's gloved hands at work.

Cataract Surgery After Radial Keratotomy: What to Expect

19 Sept 2026