Parinaud syndrome definition | Medical Term

Upgaze palsy. Parinaud syndrome medical term. Parinaud syndrome definition.

Table of Contents

Parinaud Syndrome Definition

Syndromes are ‘a group of signs and symptoms that occur together’ (Merriam-Webster dictionary, Oxford dictionary).

Parinaud syndrome a.k.a dorsal midbrain syndrome typically refers to 4 medical signs.

These are:

  • 1. Eyelid retraction a.k.a Collier’s sign
  • 2. Upgaze palsy a.k.a ‘sunset’ eyes a.k.a ‘Setting sun’ sign
  • 3. Convergence-retraction nystagmus
  • 4. Light-near dissociation (tectal pupils)

Causes of Parinaud syndrome

  • Compressing mass in the pineal region i.e. tumours or aneurysms
  • Dilation of the third ventricle or hydrocephalus
  • Cerebral infarction (stroke)
  • A-V malformations
  • Multiple Sclerosis

Treatment of Parinaud syndrome

Treatment is generally geared towards treating the cause, and symptom management.

Here is a British Medical Journal article on Henri Parinaud, the 19th Century French ophthalmologist, after whom this syndrome is named, and his observation of Parinaud’s syndrome.

Here is a PubMed article on Parinaud’s syndrome definition and its pathophysiology.

Note: MDScene is not affiliated with these inter/national journals, however, they are held in high regard within the scientific community and used by health professionals worldwide.

YOU MAY ALSO ENJOY THESE ARTICLES

This website uses cookies to ensure you get the best experience on our website.