eMedicine Specialties > Ophthalmology > Extraocular Muscles
Nystagmus, Congenital: Follow-up
Updated: Oct 13, 2006
Follow-up
Complications
- Strabismus surgery carries anesthesia risks, as well as the risk of vision loss. This consideration becomes more important when potential benefits are less certain.
- Alternative therapy is probably harmless at worst but should not delay diagnosis or treatment of an underlying disorder.
Prognosis
- Nystagmus intensity (frequency x amplitude) often improves spontaneously with increasing age but depends on etiology.
Miscellaneous
Medicolegal Pitfalls
- Patients with chiasmal gliomas can present with nystagmus identical to that seen in spasmus nutans. Consideration should be given to neuroimaging in these patients.
- Sensory deprivation nystagmus can be associated with CNS disease that extends beyond the retina or optic nerve. Lesions affecting the visual pathways or occipital cortex may only be discovered with neuroimaging.
- Diffuse CNS disease as well as that specific to the brainstem and other areas rarely causes nystagmus in infants. Consultation with a pediatric neurologist may be indicated, especially if nystagmus has atypical features.
More on Nystagmus, Congenital |
| Overview: Nystagmus, Congenital |
| Differential Diagnoses & Workup: Nystagmus, Congenital |
| Treatment & Medication: Nystagmus, Congenital |
Follow-up: Nystagmus, Congenital |
| References |
| « Previous Page |
References
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Cabot A, Rozet JM, Gerber S, et al. A gene for X-linked idiopathic congenital nystagmus (NYS1) maps to chromosome Xp11.4-p11.3. Am J Hum Genet. Apr 1999;64(4):1141-6. [Medline].
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Pratt-Johnson JA. Results of surgery to modify the null-zone position in congenital nystagmus. Can J Ophthalmol. Jun 1991;26(4):219-23. [Medline].
Reinecke RD. Costenbader Lecture. Idiopathic infantile nystagmus: diagnosis and treatment. J AAPOS. Jun 1997;1(2):67-82. [Medline].
Sarvananthan N, Proudlock FA, Choudhuri I. Pharmacologic treatment of congenital nystagmus. Arch Ophthalmol. 2006;124:916-8. [Medline].
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Further Reading
Keywords
congenital nystagmus, infantile nystagmus
Follow-up: Nystagmus, Congenital