You searched for "perimetry"

1079 results found

Using fusion measures to guide strabismus surgery

In this study the authors targeted patients with non-accommodative decompensating distance esotropia with investigation of prior binocular single vision. Choice of target angle was based on the individual’s fusional amplitudes. The target angle aimed to be less than the distance...

From stereoblind to stereopsis

This study sought to examine the postoperative stereopsis in stereoblind patients with normal or corrected visual acuity. Twenty patients (10 female / male) with an average age of 25.35±6.34 years were studied with primary horizontal comitant strabismus (14 exotropia, six...

Trab360: surgical management of childhood glaucoma

This multicentre retrospective interventional case series reports the outcomes and complications of trabeculotomy ab interno using the Trab360 device in childhood glaucoma’s. Forty-six eyes of 41 patients were included and had a mean follow-up of 14.5 months. Mean preoperative intraocular...

A case of ipsilateral fourth nerve paresis and Horner’s syndrome

The author presents a single case report of an exceptional association between fourth nerve palsy and ipsilateral Horner’s Syndrome. The case is presented alongside magnetic resonance images (MRI) which reveal a mass in the right cavernous sinus. The 54-year-old woman...

Childhood blindness and visual impairment in the Narayani Zone of Nepal

Up to 50% of childhood blindness is preventable or treatable, and its control is a high priority in the VISION 2020 initiative of the International Agency for the Prevention of Blindness. In this study, the authors utilised the rapid assessment...

Episcleral brachytherapy (EB) for retinoblastoma (RB)

This retrospective study consisted of 11 eyes treated either with Iodine (I) -125 or Ruthenium (R) -106EB with a mean apical dose of 44Gy. There were five in group B (46%), three in group C (27%) and three in group...

A prospective trial of adjuvant therapy for high-risk melanoma

Patients diagnosed with iris, ciliary body or choroidal melanoma of high-risk tumour cytogenetics (monosomy 3>/= 20% of cells), were treated with adjuvant low-dose dacarbacine (DTIC) and interferon –alpha-2b (IFNA-2b), following primary treatment (enucleation, brachytherapy or resection). DTIC was given intravenously...

Superior oblique tuck procedure

A retrospective study was conducted of superior oblique (SO) tuck as a primary and secondary surgery over a 25-year period involved 162 eyes of 162 patients. Two thirds were male. Mean age at surgery was 45.94 years. The left eye...

Graded Andersons procedure for nystagmus

The authors performed a recession of yoked muscles in patients with idiopathic infantile nystagmus (IIN) in a graded manner based on the amount of head turn. This was a retrospective case series of 37 patients; 26 males, 11 females aged...

Visual outcome and surgical results in children with Marfan Syndrome

Eighty-two eyes of 41 patients with a genetically proven diagnosis of Marfan syndrome were retrospectively analysed. Twenty-seven had bilateral subluxation and 14 received lensectomy. Follow-up was three years. Mean visual acuity (VA) was 0.1 ±0.7 logMAR in patients with normal...

Accuracy of intraocular lens power calculations in paediatric eyes

A study comparing the accuracy of the SRK II, SRK/T, Hoffer Q, Holladay 1, T2 and Super formula in predictive refractive outcomes in children undergoing primary IOL insertion into the capsular bag following cataract surgery. A total of 377 eyes...

Examination of optic disc drusen using computer-based fundus analysis

This case-control study analysed the optic disc angioarchitecture in optic disc drusen (ODD) using computer-based fundus examination. A group of ODD patients were compared to a group of healthy controls with normal optic discs. The cohort included 30 healthy volunteers...