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Iridoplegia

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Iridoplegia is the paralysis of the sphincter of the iris. It can occur in due to direct orbital injury, which may result in short lived blurred vision. [1]

Contents

Types

It can be of three types:

  1. accommodative iridoplegia- Noncontraction of pupils during accommodation.
  2. complete iridoplegia- Iris fails to respond to any stimulation.
  3. reflex iridoplegia- The absence of light reflex, with retention of accommodation reflex. Also called Argyll Robertson pupil.

Etiology

Iridoplegia has been reported in association with Guillain-Barré syndrome. [2]

References

  1. ↑ Harrison's neurology in clinical medicine. Harrison, Tinsley Randolph, 1900-1978., Hauser, Stephen L., Josephson, Scott Andrew. (2nd ed.). New York: McGraw-Hill Medical. 2010. p. 402. ISBN   9780071741033. OCLC   477051832.{{cite book}}: CS1 maint: others (link)
  2. ↑ HUNG, J. C C; APPLETON, R. E (1 July 1997). "Iridoplegia in severe Guillain-Barre syndrome". Archives of Disease in Childhood. 77 (1): 91. doi:10.1136/adc.77.1.91a. PMC   1717230 . PMID   9279166.
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