Quantitative simultaneous 99mTc-ECD/123I-FP-CIT SPECT in Parkinson’s disease and multiple system atrophy
El Fakhri G, Habert M, Maksud P, Kas A, Malek Z, Kijewski M, Lacomblez L. Quantitative simultaneous 99mTc-ECD/123I-FP-CIT SPECT in Parkinson’s disease and multiple system atrophy. European Journal Of Nuclear Medicine And Molecular Imaging 2005, 33: 87-92. PMID: 16180033, DOI: 10.1007/s00259-005-1920-y.Peer-Reviewed Original ResearchConceptsMultiple system atrophyIdiopathic Parkinson's diseaseDopamine transporterDopamine transporter binding potentialNormal controlsVoxel-based statistical parametric mappingAsymmetry indexMultiple system atrophy patientsCompared to normal controlsCaudate nucleusDifferential diagnosis of idiopathic Parkinson’s diseaseDiagnosis of parkinsonian syndromesPatient-specific attenuationDiagnosis of idiopathic Parkinson's diseaseBinding potentialIdiopathic Parkinson's disease patientsDual-isotope SPECTVariable collimator responseParkinson's diseaseDifferential diagnosisDecreased perfusionStatistical parametric mappingPurposeThe purposeSystem atrophyParkinsonian syndromesCortical γ-Aminobutyric Acid Type A–Benzodiazepine Receptors in Recovery From Alcohol Dependence: Relationship to Features of Alcohol Dependence and Cigarette Smoking
Staley JK, Gottschalk C, Petrakis IL, Gueorguieva R, O’Malley S, Baldwin R, Jatlow P, Verhoeff NP, Perry E, Weinzimmer D, Frohlich E, Ruff E, van Dyck CH, Seibyl JP, Innis RB, Krystal JH. Cortical γ-Aminobutyric Acid Type A–Benzodiazepine Receptors in Recovery From Alcohol Dependence: Relationship to Features of Alcohol Dependence and Cigarette Smoking. JAMA Psychiatry 2005, 62: 877-888. PMID: 16061765, DOI: 10.1001/archpsyc.62.8.877.Peer-Reviewed Original ResearchConceptsWeeks of abstinenceIomazenil single-photon emissionSingle photon emissionDays of sobrietyAlcohol dependenceIomazenil uptakeTomographic scanBenzodiazepine receptorsVoxel-based statistical parametric mappingReceptor adaptationDistribution volumeReceptor functionGamma-aminobutyric acid type ABenzodiazepine receptor levelsIodine I 123Reduced receptor functionHuman alcohol dependenceLast alcoholic drinkHealthy comparison groupStatistical parametric mappingAlcohol withdrawalClinical featuresSmoking statusCigarette smokingAcute withdrawal
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