Douglas A M Lyall

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PURPOSE To describe the incidence, features, management, and risk factors of post-intravitreal anti-VEGF endophthalmitis (PIAE) in patients undergoing treatment for exudative age-related macular degeneration in the United Kingdom. METHODS Prospective observational case control study. Forty-seven cases of PIAE were identified through the British(More)
OBJECTIVE To determine the prevalence of corneal astigmatism, changes in astigmatism, and biometry measurements with age and to correlate fellow eye measurements of patients undergoing cataract surgery. DESIGN Prospective, observational study. PARTICIPANTS 3498 eyes of 1814 patients undergoing cataract surgery. METHODS Setting was a single center(More)
PURPOSE To characterize corneal, internal, and total ocular monochromatic higher-order aberration (MHOA) changes that occur in the aging eye. METHODS Prospective observational case series including 300 eyes of 167 patients (mean age = 63.8 years) attending the ophthalmology service at University Hospital Ayr, Scotland. Corneal, internal, and total ocular(More)
AIMS To report long term visual outcomes, complications and graft survival of patients undergoing deep anterior lamellar keratoplasty (DALK) to treat corneal scarring secondary to herpes simplex virus (HSV) keratitis. METHODS Retrospective, non-comparative case series. 18 patients who underwent DALK for HSV keratitis related corneal scarring between(More)
PURPOSE To report visual and refractive outcomes, and endothelial cell loss following primary and secondary 'piggyback' toric intraocular lens (IOL) implantation in patients with high post-penetrating keratoplasty (PK) astigmatism. METHODS Prospective case series. Nine eyes of nine patients with post-PK astigmatism were consecutively recruited for(More)
Conjunctival lymphangiectasia is an uncommon clinical condition in which there is dilatation of lymphatic channels in the bulbar conjunctiva. Conjunctival lymphangiectasia is a rarely appreciated ocular surface disorder that typically occurs as a secondary phenomenon in response to local lymphatic scarring or distal obstruction. Conjunctival(More)