Publications by authors named "Xiaonan Wan"

Article Synopsis
  • Remote programming for implantable pulse generators allows online adjustments for Parkinson patients post-DBS surgery, but patient attitudes and needs regarding this method remain unclear.
  • A web-based survey was conducted with 463 Parkinson patients, revealing that many faced logistical burdens with standard programming but a significant portion favored remote programming despite some challenges.
  • Results showed that 62% of those who tried remote programming preferred it, highlighting the need for clinicians to address issues such as prescription access and insurance coverage to fully benefit from this technology.*
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People with Parkinson's disease (PwPD) who undergo deep brain stimulation (DBS) surgery could benefit from remote programming (RP), which has proven to be both effective and economical. However, there is limited research on PwPD with DBS implants who have completed all programming sessions exclusively through remote means (full remote programming, FRP). This case report documents the experiences of five PwPD who underwent FRP, with four demonstrating improvements in motor symptoms, quality of life, and medication reduction.

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Background And Purpose: The aim was to demonstrate the feasibility, reliability and validity of an in-home remote levodopa challenge test (LCT), as delivered through an online platform, for patients with Parkinson's disease (PwPD).

Methods: Patients with Parkinson's disease eligible for deep brain stimulation surgery screening were enrolled. Participants sequentially received an in-home remote LCT and an in-hospital standard LCT (separated by 2.

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Background: Remote programming (RP) is an emerging technology that enables the adjustment of implantable pulse generators (IPGs) via the Internet for people with Parkinson's disease (PwPD) who have undergone deep brain stimulation (DBS). Previous studies have not comprehensively explored the effectiveness of RP in managing motor symptoms, often omitting assessments such as the rigidity and retropulsion tests during the follow-up. This study evaluates the comprehensive improvements in motor performance and the potential cost benefits of RP for PwPD with DBS.

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Background: Patients suffering from refractory obsessive-compulsive disorder (OCD) who have undergone deep brain stimulation (DBS) surgery require repeated in-person programming visits. These sessions could be labor-intensive and may not always be feasible, particularly when in-person hospital visits are restricted. Telemedicine is emerging as a potential supplementary tool for post-operative care.

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Background: Subthalamic nucleus (STN) and globus pallidus interna (GPi) are two main structures primarily targeted by deep brain stimulation (DBS) to treat advanced Parkinson's disease (PD). A subset of cases with unsatisfactory outcomes may benefit from rescue DBS surgery targeting another structure, while these patients' characteristics have not been well described and this phenomenon has not been well reviewed.

Methods: This monocentric retrospective study included patients with PD, who underwent rescue STN DBS following an unsatisfactory outcome of the initial bilateral GPi DBS in a retrospective manner.

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Background: As coronavirus disease 2019 (COVID-19) vaccination campaign underway, little is known about the vaccination coverage and the underlying barriers of the vaccination campaign in patients with Parkinson's disease (PD).

Objective: To investigate the vaccination status and reasons for COVID-19 vaccine acceptance and hesitancy among PD patients.

Methods: In concordance with the CHERRIES guideline, a web-based, single-center survey was promoted to patients with PD an online platform from April 2022 and May 2022.

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As widely reported, dysregulated ferroptosis is closely associated with Parkinson's disease (PD) progression. The goal of the present study was to probe the roles of long non‑coding RNA (lncRNA) nuclear enriched assembly transcript 1 (NEAT1) in regulating ferroptosis in PD. PD cell model was constructed by subjecting SK‑N‑SH cells to 1‑methyl‑4‑phenylpyridinium (MPP+) for 24 h.

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The net greenhouse gas emissions from upland soils, as indicated by global warming potential (GWP), mainly depend on the soil carbon sequestration and nitrous oxide (NO) emissions. The annual changes in surface (0-20 cm) soil organic carbon (SOC) content from 2010 to 2017 and the NO emissions from 2014 to 2017 were measured within a long-term fertilization experiment. The objective was to quantify the effect of stalk incorporation on the soil carbon sequestration, annual NO emissions, and GWP of a winter wheat-summer maize field in the Guanzhong Plain.

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Background: Aerobic capacity is associated with metabolic, cardiovascular, and neurological health. Low-capacity runner (LCR) rats display low aerobic capacity, metabolic dysfuction, and spatial memory deficits. A heat treatment (HT) can improve metabolic dysfunction in LCR peripheral organs after high fat diet (HFD).

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In medical image analysis and surgical planning, it is an essential task to visualize and differentiate multiple anatomical structures. The traditional approaches require expensive 3D segmentation steps during pre-processing stage, which defeats the purpose of real-time interaction with the data. In this paper, we propose an interactive method for visualization of multiple anatomical structures.

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Establishing accurate anatomical correspondences plays a critical role in multi-modal medical image registration and region detection. Although many features based registration methods have been proposed to detect these correspondences, they are mostly based on the point descriptor which leads to high memory cost and could not represent local region information. In this paper, we propose a new region descriptor which depicts the features in each region, instead of in each point, as a vector.

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Article Synopsis
  • The study aimed to identify factors influencing early complications following carotid endarterectomy (CEA) by analyzing data from 509 patients over a decade.
  • Results showed a low complication rate (3.9%) within 30 days, with smoking and a modified Rankin scale (mRS) score of 3 or higher significantly associated with increased risk.
  • The findings confirm that while CEA is generally safe, certain risk factors, like smoking and higher mRS scores, can elevate the chances of complications.
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In this paper, we propose a new method for the extraction of blood vessels in retinal images. This approach starts with a Hessian-based multiscale filtering method to enhance blood vessels in gray retinal images. Subsequently, a new radial symmetry transformation, which is based on line kernels, is proposed to improve the detection of vessel structures and restrain the response of nonvessel structures.

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