You searched for "nystagmus"

96 results found

Childhood visual development in albinism and infantile nystagmus

The authors compare monocular and binocular development measures in 16 children with albinism, 10 with infantile nystagmus (INS) and 72 with normal vision to address interocular acuity differences, crowding ratios and binocular summation rates. The children were aged between four...

Four rectus muscle surgery for infantile nystagmus syndrome

The authors present a case report of infantile nystagmus syndrome (INS) with abnormal head posture (AHP) of face turn, head tilt and chin depression with a single-step surgery of all four horizontal rectus muscles. The case was a 26-year-old male...

Surgery to reduce chin-up abnormal head posture with nystagmus

The authors report the surgical results of six patients with chin up abnormal head posture (AHP) in infantile nystagmus syndrome (INS) where maximal inferior rectus weakening (recession) was undertaken along with superior rectus resection in four of the cases. This...

Horizontal recti injection of botulinum toxin for treatment of infantile nystagmus

In this study the authors aimed to demonstrate the effect of botulinum toxin (BT) on the frequency of ocular oscillation in children with infantile nystagmus syndrome (INS). Botulinum toxin was administered with direct injection into the horizontal recti muscles using...

‘Step Up For Nystagmus’ this Nystagmus Awareness Day

Monday 20 June, the Nystagmus Network marks Nystagmus Awareness Day by asking supporters to ‘Step Up For Nystagmus’ to raise awareness of this complex visual impairment.

Key research and practical information to inform INS care

This ‘tutorial’ format paper aims to translate key research findings and conclusions into practical terms, discuss their clinical utility and introduce a new clinical method that accurately measures the static visual deficits in infantile nystagmus (INS), predicts the improvements that...

IINS function

This study explored the impact of idiopathic infantile nystagmus syndrome (IINS) on quality of life in adults measured using the VFQ25 questionnaire. Of 38 subjects, 35 completed the questionnaire. Mean age was 35.1±13.0 years; 15 were British Caucasian and 14...

N-T asymmetry in tracking eye movements

The current study aimed to quantify and compare the visual tracking responses of two sensory induced strabismic juvenile monkeys during monocular smooth pursuit, ocular following response and optokinetic nystagmus (OKN). Monkey 1 had esotropia and monkey 2 had exotropia. Both...

Results of surgery in a case of FMNS

The authors present the effects of the tenotomy and reattachment procedure on a patient with accommodative strabismus and fusion maldevelopment nystagmus syndrome (FMNS) who did not require strabismus correction. The ocular motility study of this patient allowed the opportunity to...

Case report review of children with septo-optic dysplasia and optic nerve hypoplasia

Septo-optic dysplasia (SOD) and optic nerve hypoplasia (ONH) cause congenital visual impairment. Their aetiology is mostly unknown. The authors aim was to investigate the prevalence of specified ophthalmological features in patients with these disorders. These features included impaired visual acuity,...

Long-term outcomes of surgery for vertical head posture

The authors report long-term follow-up of a series of seven patients with nystagmus and chin up or chin down head posture that underwent vertical extraocular muscle (EOM) surgery. Mean age at surgery was 56 months (19-96 months). All had horizontal...

Surgery for chin-up head posture

This study evaluates the outcomes of bilateral superior oblique posterior tenectomy along with inferior rectus recessions (minimum of 5mm) on the chin-up head position in 13 patients with horizontal nystagmus who had an eccentric null point in downgaze. The study...