Search Results - "Shawkat, FS"

Joubert syndrome: long-term follow-up by Hodgkins, Peter R, Harris, Christopher M, Shawkat, Fatima S, Thompson, Dorothy A, Chong, Kling, Timms, Christine, Russell-Eggitt, Isabelle, Taylor, David S, Kriss, Anthony

“…Twenty-nine patients (16 males, 13 females) with Joubert syndrome were identified from ophthalmology, neurology, and genetic databases covering a 15-year…”
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Diagnosing children presenting with asymmetric pendular nystagmus by Shawkat, Fatima S, Kriss, Anthony, Russell-Eggitt, Isabelle, Taylor, David, Harris, Christopher

“…Horizontal asymmetric nystagmus usually occurs in one of three situations: secondary to an intracranial lesion, with monocular visual loss, or as part of the…”
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Vertical or asymmetric nystagmus need not imply neurological disease by Shawkat, Fatima S, Kriss, Anthony, Thompson, Dorothy, Russell-Eggitt, Isabelle, Taylor, David, Harris, Christopher

“…AIM To indicate that congenital idiopathic nystagmus (CIN) and sensory defect nystagmus (SDN) can be vertical or asymmetric in some children. METHODS Of 276…”
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Spontaneous reversal of nystagmus in the dark by Shawkat, Fatima S, Harris, Christopher M, Taylor, David S I

“…AIM To report five children with horizontal jerk nystagmus in whom eye movement recordings in the dark revealed a spontaneous reversal in the direction of the…”
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Familial congenital saccade initiation failure and isolated cerebellar vermis hypoplasia by Harris, C M., Hodgkins, P R., Kriss, A., Chong, W K., Thompson, D A., Mezey, L E., Shawkat, F S., Taylor, D S I., Wilson, J.

“…The underlying lesion in congenital saccade initiation failure (c‐SIF) (‘congenital ocular motor apraxia’, ‘Cogan's apraxia’) is uncertain. Often no…”
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Eye movement abnormalities in a case of Tourette syndrome by Narita, A S, Shawkat, F S, Lask, B, Taylor, D S, Harris, C M

“…Tourette syndrome (TS) is a neuropsychiatric disorder that is characterised by the presence of multiple vocal, facial, and motor tics which change with time,…”
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Comparison of pattern-onset, -reversal and -offset VEPs in treated amblyopia by SHAWKAT, F. S, KRISS, A, TIMMS, C, TAYLOR, D. S. I

“…There are differences in the properties of visual evoked potentials (VEPs) to various forms of pattern stimulation and it is not clear how these differences…”
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Saccadic strategies in children with hemianopia by Mezey, LE, Harris, C M, Shawkat, FS, Timms, C., Kriss, A., West, P., Taylor, D S I

“…Multiple hypometric (undershooting) saccades are generally reported as a compensatory strategy in adults with homonymous hemianopia. However, hypermetric…”
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Effects of experimental scotomata on sequential pattern-onset, pattern-reversal and pattern-offset visual evoked potentials by SHAWKAT, F. S, KRISS, A

“…The effect of experimental scotomata on visual evoked potentials to half-field stimulation using sequential checkerboard onset, reversal and offset was…”
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The optokinetic response differences between congenital profound and nonprofound unilateral visual deprivation by Shawkat, F S, Harris, C M, Taylor, D S, Thompson, D A, Russell-Eggitt, I, Kriss, A

“…The occurrence of monocular naso-to-temporal optokinetic nystagmus (OKN) asymmetry, as a reflection of the immature oculomotor system in infants, and its…”
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Neuroradiological and eye movement correlates in children with intermittent saccade failure: "ocular motor apraxia" by Shawkat, F S, Kingsley, D, Kendall, B, Russell-Eggitt, I, Taylor, D S, Harris, C M

“…Ocular motor apraxia (OMA) is a clinical sign involving the intermittent inability to initiate saccades, and a failure of quick phases during optokinetic…”
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The role of ERG/VEP and eye movement recordings in children with ocular motor apraxia by SHAWKAT, F. S, HARRIS, C. M, TAYLOR, D. S. I, KRISS, A

“…Ocular motor apraxia (OMA) is characterised by an intermittent inability to initiate voluntary saccades, and a failure to produce optokinetic and vestibular…”
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Sequential pattern-onset, -reversal and -offset VEPs: comparison of effects of checksize by Shawkat, Fatima S., Kriss, Anthony

“…The effects of checksize on individual components of half-field pattern-onset, -reversal and -offset VEPs were studied by presenting these three modes of…”
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Eye movements in children with opsoclonus-polymyoclonus by Shawkat, F S, Harris, C M, Wilson, J, Taylor, D S

“…The anatomical localisation of the abnormality underlying opsoclonus-polymyoclonus-the "Dancing Eye Syndrome"-is uncertain and both the brainstem and…”
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Interocular interaction assessed by VEPs to pattern-onset, -reversal, and -offset in normally sighted and amblyopic subjects by Shawkat, Fatima S., Kriss, Anthony

“…The extent of interocular interaction reflected in sequentially averaged VEPs to checkerboard onset, reversal and offset stimulation was investigated to assess…”
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