Crouzon's syndrome

The patient has dysmorphic features with prominent forehead, maxillary hypoplasia, a hooked nose and prognathism 
(the lower jaw shows forward protrusion). The eyes are proptosed with shallow orbits. There may be divergent strabismus.

Mention that you like to examine:

  • the optic nerve function by examining the fundi for optic atrophy


1. What is the cause of Crouzon's syndrome?

2. What ocular features may occur with craniosyntosis syndrome?

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