Acute Bilateral Visual Loss Related to Orthostatic Hypotension
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منابع مشابه
Acute Bilateral Visual Loss Related to Orthostatic Hypotension
A 50-year-old man had undergone lumbar vertebral surgery and was confined to bed in the supine position for three months. When he sat up from the prolonged supine position, he showed clinical signs of orthostatic hypotension and reported decreased vision in both eyes. He also had underlying anemia. Ophthalmologic findings suggested bilateral anterior ischemic optic neuropathy (ION) as the cause...
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BACKGROUND Blood pressure regulation may be impaired following acute stroke. Typically, there is overactivity of the sympathetic nervous system and underactivity of the parasympathetic system resulting in transient hypertension. Orthostatic hypotensive responses in acute stroke are less well documented. CASE REPORT We present a case of severe persistent orthostatic hypotension (OH) following ...
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A 29-year-old white woman (weight, 1211b; height, 5 ft 6 in.) was referred to the Hypertension Unit of Massachusetts General Hospital in December 1984. She had been athletic and apparently in excellent health until September 1979 when she contracted an upper respiratory tract infection associated with wheezing. She was treated with prednisone for 5 days with resolution of the symptoms but later...
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n engl j med 358;6 www.nejm.org february 7, 2008 615 A 65-year-old man reports a 6-month history of dizziness, light-headedness, weakness, and fatigue while upright. He takes no medication and has no personal or family history of neurologic disease. On physical examination, his supine blood pressure is 160/100 mm Hg, with a heart rate of 72 beats per minute; on standing, his blood pressure fall...
متن کاملOrthostatic hypotension, 2001.
Upright posture requires rapid and effective circulatory and neurologic compensations to maintain blood pressure and consciousness. Although it has been recognized over the past 100 years or more that the act of standing may cause hypotension in patients with autonomic dysfunction, only recently several of the pathophysiologic mechanisms resulting in orthostatic intolerance have been discovered...
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ژورنال
عنوان ژورنال: Korean Journal of Ophthalmology
سال: 2013
ISSN: 1011-8942,2092-9382
DOI: 10.3341/kjo.2013.27.5.372