Neuro exams

Benign growth of the conjunctiva. Medial side usually.

• White or grey opaque ring in the corneal margin that can be caused by high cholesterol in the blood.
• Appears similar to limbus sign which deals with calcium.

• 1. Head injury and coma, where continous observation of pupillary rxn is important.
• 2. Any suspicion of narrow-angle glaucoma.

• with ophthalmoscope in which the reddish orange reflection from the eyes retina means normal.
• Can detect retinoblastoma or cataracts.

Ptosis, myosis, anhydrosis. Sympathetic injury anywhere from hypothalamus through brainstem and reticulospinal tract through to T3 to the sympathetic ganglia and up to the eye.

• Parasympathetic paralysis of compressed CN 3.
• Seen in uncal herniation syndrome, raised ICP, aneurysm, tumor.

• In the mid pons
• controls masseter, temporalis and pterygoids.