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Orbital cellulitis Ophthalmic emergency, infection of soft tissues behind orbital septum extension of infection from periorbital structures (ethmoid sinusitis), face, globe, lacrimal sac or dental infection direct inoculation of orbit…

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Pupillary Defects

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For a really good demonstration of how this works, see Eye simulator V2.0 Physiology There are two nerves involved in pupillary responses: Optic Nerve (II) – this is the afferent…

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