منابع مشابه
The cone dysfunction syndromes
The cone dystrophies comprise a heterogeneous group of disorders characterised by visual loss, abnormalities of colour vision, central scotomata, and a variable degree of nystagmus and photophobia. They may be stationary or progressive. The stationary cone dystrophies are better described as cone dysfunction syndromes since a dystrophy often describes a progressive process. These different synd...
متن کاملAcquired cone dysfunction.
A reduction of visual acuity is probably the most common presenting symptom in ophthalmology and either a refractive error or a lesion of the eye or the visual pathways can generally be found to account for it. Occasionally no cause for the poor vision can be found by routine clinical techniques, but more sophisticated methods of examination may reveal other evidence of retinal dysfunction allo...
متن کاملCardiovascular Autonomic Dysfunction in Parkinsonian Syndromes
Autonomic nervous system (ANS) disturbances are common in Parkinson's disease (PD), but also in other Parkinsonian syndromes, especially in multiple system atrophy (MSA). The differentiation between various Parkinsonian syndromes may be difficult, but it is important for prognostic and therapeutic purposes. The aim of this study was to determine the ability of different analysis methods to reve...
متن کاملCase of Unilateral Peripheral Cone Dysfunction
PURPOSE Peripheral cone dystrophy is a subgroup of cone dystrophy, and only 4 cases have been reported. We present a patient with unilateral peripheral cone dysfunction and report the functional changes determined by electrophysiological tests and ultrastructural changes determined by spectral domain optical coherence tomography (SD-OCT). CASE A 34-year-old woman complained of blurred vision ...
متن کاملEndocrine and Metabolic Dysfunction Syndromes in the Criti..
Alterations in thyroid function occur commonly in critically ill patients; however, they are rarely the primary cause of admission to the intensive care unit (ICU). In this article, the management of patients in whom abnormal thyroid function is the principal cause for ICU management is discussed. These individuals have either severe hypothyroidism or hyperthyroidism, syndromes that require ICU...
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ژورنال
عنوان ژورنال: British Journal of Ophthalmology
سال: 2004
ISSN: 0007-1161
DOI: 10.1136/bjo.2003.027102