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All ophthalmology briefings

The edition · Ophthalmology

For straightforward retinal detachment, C3F8 bought no extra reattachment and cost vision

A 7,466-eye registry comparison favours SF6 or C2F6 over C3F8, pre-eclampsia was associated with four times the hazard of postpartum glaucoma in glaucoma suspects, and a quantitative map makes ROP zoning reproducible.

The edition in brief

In the BEAVRS–EURETINA registry, propensity-matched comparisons of 7,466 eyes with low-to-moderate complexity rhegmatogenous retinal detachment found that C3F8 gave no anatomical advantage over SF6 or C2F6, was associated with worse postoperative acuity (about 0.1 logMAR, one line), and more cystoid macular oedema and raised pressure. For uncomplicated detachments, the shorter-acting gases are the better default. In 92 women who were glaucoma suspects before pregnancy, 57.6% developed glaucoma after delivery; pre-eclampsia (HR 4.30) and higher mean pressure (HR 1.37 per mmHg) were independent risks, so these women need closer postpartum review. In 1,223 eyes with primary congenital glaucoma, disc cupping reversed after surgery in 43.2%, more often with earlier onset and smaller corneas. In a glaucoma cohort of 180 eyes, OCT angiography vessel density detected progression a mean 2.3 years before visual fields, with somewhat lower specificity than OCT. A quantitative reference map raised agreement on retinopathy of prematurity zone from kappa 0.58 to 0.92.

In this edition
01
Clinical update

Glaucoma suspects with pre-eclampsia need postpartum pressure checks

Bring glaucoma suspects back after delivery, and sooner if pregnancy was complicated by pre-eclampsia.

1 min · The British journal of ophthalmologyRead →
Primary outcome
Postpartum development of glaucoma
Effect
57.6% converted; pre-eclampsia HR 4.30 (2.33 to 7.93); mean IOP HR 1.37 (1.26 to 1.49)
02Research

Disc cupping reversed in 43% of eyes after surgery for primary congenital glaucoma

Cupping reversal after congenital glaucoma surgery is common and predictable; its absence in a favourable eye warrants a closer look at pressure control.

1 min · The British journal of ophthalmologyRead →
03Research

OCT angiography flagged glaucoma progression about two years before visual fields

Where available, OCTA can add earlier warning of glaucoma progression, but confirm before acting on it alone.

1 min · JAMA ophthalmologyRead →
04Research

A quantitative zone map made ROP zoning far more consistent between readers

Standardised zone overlays can make ROP treatment decisions more consistent; watch for validated tools for tele-ROP.

1 min · The British journal of ophthalmologyRead →
05Pearl

Tell gas-filled patients about altitude and nitrous oxide in writing

Every gas-tamponade patient should leave with written warnings about altitude and nitrous oxide.

1 minRead →
06
Practice changer

C3F8 offered no reattachment advantage and worse vision in uncomplicated retinal detachment

For uncomplicated retinal detachment, choose SF6 or C2F6; C3F8 adds risk without adding reattachment.

1 min · The British journal of ophthalmologyRead →
Primary outcome
Single-operation anatomical success and postoperative acuity
Effect
C3F8 vs SF6 success OR 0.83 (0.58 to 1.13); acuity 0.09 logMAR worse (0.04 to 0.13)

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