Congenital Cranial Dysinnervation Disorders (CCDDs) are a group of rare conditions that affect the development and function of cranial nerves ... muscles, which are responsible for eye movement.

which is also known as the fifth cranial nerve. The ophthalmic nerve supplies sensory innervation to the structures of the eye, including the cornea, ciliary body, lacrimal gland, and conjunctiva.

This is done to detect neurological damage or disease. The cranial nerves control eye muscles, jaw muscles, and the tongue. Other cranial nerves include the optic nerve for vision, the ...