Part of the "What Do I Do Now?" series, uses a case-based approach to cover common and important topics in the examination, investigation, and management of afferent visual, efferent eye movement, eyelid, pupil, and orbital disorders. Each chapter provides a discussion of the diagnosis, key points to remember, and selected references for further reading. For this new edition, all cases and references have been updated and new cases have been added, including neuroretinitis, autosomal dominant optic atrophy, carotid-cavernous fistula, and more. is an engaging collection of thought-provoking cases which clinicians can utilize when they encounter difficult patients. The volume is also a self-assessment tool that tests the reader's ability to answer the question, "What do I do now?"