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A case of congenital lacrimal fistula: an overview of diagnosis and management

Shivam Goyal and Kyaw Htun Aye describe the challenges of dealing with a rare case of congenitial lacrimal fistula.We present a case of a 19-month-old baby with a congenital abnormality. Congenital lacrimal fistulae are a spot diagnosis due to its...

Two case reports of late onset adbucens nerve palsy following carotid-cavernous fistula treatment

This report presents two cases of abducens palsy developing with late onset following endovascular treatment for carotid-cavernous fistula. Following this common and effective treatment for carotid-cavernous fistula, an immediate cranial nerve palsy is a common finding. It usually resolves spontaneously....

Cavernous sinus syndrome

Anatomically the cavernous sinus is a plexus of multiple veins that are connected and within this plexus there are several important vascular and neurological structures. These include cranial nerves III, IV, V1 (and sometimes V2), VI as well as the...

Upper eyelid ulceration as a presenting sign of frontal sinus mucocele

Introduction A sinus mucocele is an epithelium-lined sac filled with mucus and desquamated epithelium. It forms secondary to inflammatory processes that occur in a sinus with an obstructed ostium. Predisposing conditions include previous trauma, surgery, tumours, anatomical abnormalities, and chronic...

Handover of power

Election time comes every five years in the United Kingdom. It is usually a time of excitement and trepidation as people wonder what will change, for whom and over how long, depending on which party might win power. Usually it...

Headaches in ophthalmology (part 1)

Ophthalmologists see a large number of patients with headaches or facial pain in the ophthalmic outpatient clinics or in emergency clinics. Over two articles, I will discuss several causes of headaches, ocular manifestations and proposed management and referral options. It...

Trabeculectomy with erroneous Mitomycin-C concentration – a near miss

Trabeculectomy is the most commonly performed surgical procedure for glaucoma in the United Kingdom and worldwide. Modifications to the technique have been made since its introduction in 1963, perhaps the most significant being the adjunctive use of mitomycin-C (MMC), which...

Overview of traumatic optic neuropathy

The authors present the clinical features and role of various treatment modalities on the final vision outcome in traumatic optic neuropathy (TON). They retrospectively reviewed the records of patients with a diagnosis of TON over a four year period in...

Isolated trochlear (fourth cranial) nerve palsy in an Asian population

The authors report on 35 consecutive new cases of isolated fourth cranial nerve palsy seen over a period of six months in one neuro-ophthalmology clinic in Southeast Asia, with emphasis on their aetiology and management. We report on 35 patients...

IOL power calculation formulas for myopic eyes undergoing cataract surgery after excimer laser

The authors set out to compare the accuracy of four no-history formulas: Barrett True-K, Haigis-L, Shammas-PL, and Triple-S to calculate the intraocular lens (IOL) power in eyes with previous myopic photorefractive keratectomy or laser in situ keratomileusis, according to their...

Trabeculectomy with MMC in post-traumatic angle recession glaucoma

This study aimed to evaluate the outcomes of primary trabeculectomy with mitomycin-C (trab MMC) in phakic eyes with post-traumatic angle recession glaucoma with no prior intraocular surgery. Thirty-two phakic eyes of 32 patients who underwent trab MMC between January-2002 and...

Prediction errors of formulas in optical biometers

This study was conducted retrospectively in a private practice setting. Nine formulas were compared for prediction error (postoperative spherical equivalent (SE) minus, predicted SE calculated by each formula), using two optical biometers (Lenstar – optical low coherence reflectometry (OLCR) and...