PET Imaging in Paraneoplastic Neurological Syndromes
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Role of F-18 FDG PET/CT imaging in the diagnosis of paraneoplastic neurological syndromes*
Paraneoplastic neurological syndromes (PNS) is a series of rare neurologic disorders which happen with an underlying malignancy. It has various clinical symptoms proceding to the diagnosis of tumors. Although the abnormality of anti-neuronal antibodies is suggestive of PNS and tumors, there exist many false positive and false negative cases. The diagnosis of PNS is usually a challenge in clinic...
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seen in stroke but with hypometabolism possibly representing a phenomenon of diaschisis. Serial FDG-PET examinations showed markedly increased activity in the basal ganglia as compared with that in the cortex when extrapyramidal features were prominent, which normalised after improvement of this movement disorder. In the setting of paraneoplastic neurological syndrome, FDG-PET imaging can be of...
متن کاملFDG-PET/CT in the evaluation of paraneoplastic neurologic syndromes
Imaging Med. (2014) 6(1), 117–126 ISSN 1755-5191 Paraneoplastic neurologic syndromes (PNS) are a rare, heterogeneous group of complications associated with malignancy, unrelated to direct tumor invasion or metastasis, that may be immune-mediated. The aim of this article is to provide an overview of PNS and outline the value of 2-deoxy-2-[18F]fluoro-D-glucose PET/CT in the evaluation of patients...
متن کاملAccuracy of FDG-PET/CT and paraneoplastic antibodies in diagnosing cancer in paraneoplastic neurological syndromes.
OBJECTIVE There is still no consensus about whether to perform PET/CT to detect carcinoma in paraneoplastic neurological syndromes (PNS) in patients with or without antibodies. The aim of this study is to determine the diagnostic accuracy of PET/CT and antibodies in patients with PNS. MATERIAL AND METHODS A retrospective study was conducted on patients with clinically suspected PNS between 20...
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تاریخ انتشار 2017