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]

Types

It can be of three types:

1. accommodative iridoplegia- Noncontraction of
   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
   .