In patients with clinically suspected PD, myocardial innervation imaging demonstrated high sensitivity and specificity. MIBG scintigraphy is an accurate test in this setting. Nevertheless, possible causes of false-negative and false-positive results should be kept in mind when interpreting the scintigraphic results.

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The definitive version is available at: La versione definitiva è disponibile alla URL: [http://link.springer.com/article/10.1007%2Fs00259-012-2087 1 Title:Diagnostic performance of Fluorine-18-dihydroxyphenylalanine positron emission tomography in patients with paraganglioma: a meta-analysis. Nevertheless, possible sources of false negative results should be kept in mind. Abstract2

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Although further studies are needed for better understanding the neuroprotective role of this neurotrophin, intranasal NGF administration appears to be a promising and safe rescuing strategy treatment in children with neurological impairment after TBI.

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