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12 Results Found

  • Article
  • Open Access
2 Citations
4,198 Views
13 Pages

Tc-99m TRODAT-1 SPECT is a Potential Biomarker for Restless Leg Syndrome in Patients with End-Stage Renal Disease

  • Yi-Chou Hou,
  • Yu-Ming Fan,
  • Ya-Ching Huang,
  • Ruei-Ming Chen,
  • Cheng-Hsu Wang,
  • Yi-Te Lin,
  • Tzung-Hai Yen,
  • Kuo-Cheng Lu and
  • Yuh-Feng Lin

24 March 2020

Rationales: Restless leg syndrome (RLS) is a common complication in patients with end-stage renal disease (ESRD). However, there is a lack of biomarkers linking uremic RLS to dopaminergic neurons. Previous studies demonstrated that Tc-99m TRODAT-1 SP...

  • Article
  • Open Access
1 Citations
2,783 Views
10 Pages

The Titrated Mannitol Improved Central [99mTc] Tc TRODAT-1 Uptake in an Animal Model—A Clinically Feasible Application

  • Kang-Wei Chang,
  • Po-Ling Chang,
  • Chi-Jung Tsai,
  • Ya-Ju Tsai,
  • Ping-Hsiu Wu,
  • Hsin-Lun Lee,
  • Yu-Hua Lai,
  • Ching-Yee Oliver Wong and
  • Wen-Sheng Huang

14 February 2023

[99mTc]Tc TRODAT-1 is a widely used single photon emission tomography (SPECT) radiopharmaceutical in Asian practice for early detection of central dopaminergic disorders. However, its imaging quality remains sub-optimal. To overcome this problem, man...

  • Article
  • Open Access
34 Citations
5,224 Views
12 Pages

Feasible Classified Models for Parkinson Disease from 99mTc-TRODAT-1 SPECT Imaging

  • Shih-Yen Hsu,
  • Hsin-Chieh Lin,
  • Tai-Been Chen,
  • Wei-Chang Du,
  • Yun-Hsuan Hsu,
  • Yi-Chen Wu,
  • Po-Wei Tu,
  • Yung-Hui Huang and
  • Huei-Yung Chen

11 April 2019

The neuroimaging techniques such as dopaminergic imaging using Single Photon Emission Computed Tomography (SPECT) with 99mTc-TRODAT-1 have been employed to detect the stages of Parkinson’s disease (PD). In this retrospective study, a total of 2...

  • Article
  • Open Access
2 Citations
3,668 Views
10 Pages

21 December 2021

Parkinson’s disease (PD), a progressive disease that affects movement, is related to dopaminergic neuron degeneration. Tc-99m Trodat-1 brain (TRODAT) single-photon emission computed tomography (SPECT) aids the functional imaging of dopamine tra...

  • Article
  • Open Access
2 Citations
2,883 Views
15 Pages

18 November 2022

Background: Delayed neuropsychiatric syndrome (DNS) is characterized by motor dysfunction after acute carbon monoxide (CO) poisoning. We examined the relationship between dopamine transporter (DAT) loss using kit-based Tc-99m-TRODAT-1 (DAT single-pho...

  • Communication
  • Open Access
2 Citations
2,390 Views
7 Pages

Does TRODAT-1 SPECT Uptake Correlate with Cerebrospinal Fluid α-Synuclein Levels in Mid-Stage Parkinson’s Disease?

  • Artur M. Coutinho,
  • Maria Gabriela Ghilardi,
  • Ana Carolina P. Campos,
  • Elba Etchebehere,
  • Fernanda C. Fonoff,
  • Rubens G. Cury,
  • Rosana L. Pagano,
  • Raquel C. R. Martinez and
  • Erich T. Fonoff

Background: Parkinson’s disease (PD) is characterized by a progressive loss of nigrostriatal dopaminergic neurons with impaired motor and non-motor symptoms. It has been suggested that motor asymmetry could be caused due to an imbalance in dopa...

  • Article
  • Open Access
2 Citations
1,976 Views
10 Pages

25 August 2022

Objectives: Abnormal dopamine transporter (DAT) uptake is an important biomarker for diagnosing Lewy body disease (LBD), including Parkinson’s disease (PD) and dementia with Lewy bodies (DLB). We evaluated a machine learning-derived visual scal...

  • Article
  • Open Access
27 Citations
4,183 Views
17 Pages

Classification of the Multiple Stages of Parkinson’s Disease by a Deep Convolution Neural Network Based on 99mTc-TRODAT-1 SPECT Images

  • Shih-Yen Hsu,
  • Li-Ren Yeh,
  • Tai-Been Chen,
  • Wei-Chang Du,
  • Yung-Hui Huang,
  • Wen-Hung Twan,
  • Ming-Chia Lin,
  • Yun-Hsuan Hsu,
  • Yi-Chen Wu and
  • Huei-Yung Chen

19 October 2020

Single photon emission computed tomography (SPECT) has been employed to detect Parkinson’s disease (PD). However, analysis of the SPECT PD images was mostly based on the region of interest (ROI) approach. Due to limited size of the ROI, especia...

  • Article
  • Open Access
21 Citations
4,685 Views
8 Pages

Comparative Study of Two Oxidizing Agents, Chloramine T and Iodo-Gen®, for the Radiolabeling of β-CIT with Iodine-131: Relevance for Parkinson’s Disease

  • Ana Claudia R. Durante,
  • Danielle V. Sobral,
  • Ana Claudia C. Miranda,
  • Érika V. de Almeida,
  • Leonardo L. Fuscaldi,
  • Marycel R. F. F. de Barboza and
  • Luciana Malavolta

5 February 2019

Parkinson’s disease (PD) is a neurodegenerative disease characterized by the loss of dopaminergic neurons in the substantia nigra pars compacta, leading to alteration of the integrity of dopaminergic transporters (DATs). In recent years, some r...

  • Review
  • Open Access
8 Citations
5,008 Views
22 Pages

15 November 2023

Neuroimaging can provide significant benefits in evaluating patients with movement disorders associated with drugs. This literature review describes neuroimaging techniques performed to distinguish Parkinson’s disease from drug-induced parkinso...

  • Article
  • Open Access
5 Citations
2,822 Views
21 Pages

A Shape Approximation for Medical Imaging Data

  • Shih-Feng Huang,
  • Yung-Hsuan Wen,
  • Chi-Hsiang Chu and
  • Chien-Chin Hsu

17 October 2020

This study proposes a shape approximation approach to portray the regions of interest (ROI) from medical imaging data. An effective algorithm to achieve an optimal approximation is proposed based on the framework of Particle Swarm Optimization. The c...

  • Article
  • Open Access
5 Citations
5,797 Views
12 Pages

Dopaminergic Degeneration and Small Vessel Disease in Patients with Normal Pressure Hydrocephalus Who Underwent Shunt Surgery

  • Tze-Wei Chang,
  • Pao-Hui Tseng,
  • Yi-Cheng Wang,
  • Guo-Fang Tseng,
  • Tsung-Lang Chiu,
  • Shinn-Zong Lin and
  • Sheng-Tzung Tsai

11 April 2020

The diagnosis of idiopathic normal pressure hydrocephalus (iNPH) and the outcome of lumboperitoneal shunt treatment remains to be systematically explored. Here, we aim to evaluate whether the severity of dopaminergic degeneration and white matter sma...