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A Knowledge Graph Approach to Elucidate the Role of Organellar Pathways in Disease via Biomedical Reports
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Parkinson’s Disease: Basic knowledge.

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    |June 29, 2018
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    Parkinson's disease (PD) management is complex, requiring differentiation of subtypes and understanding its link to neurodegeneration, oxidative stress, and Lewy-body formation. Early and non-motor symptoms are crucial for comprehensive patient care.

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    Area of Science:

    • Neurology
    • Neuroscience
    • Pharmacology

    Background:

    • Parkinson's disease (PD) pharmacotherapy demands multidisciplinary expertise.
    • Idiopathic PD (IPD) requires differentiation from secondary parkinsonism, monogenetic forms, and atypical syndromes.
    • Prevalence in Europe is ~1%, with links to lifestyle and aging.

    Purpose of the Study:

    • To outline the complexity of Parkinson's disease pharmacotherapy.
    • To highlight the etiological factors including Lewy-body formation and oxidative stress.
    • To detail the diverse motor and non-motor symptoms across disease progression.

    Main Methods:

    • Literature review on Parkinson's disease pathophysiology and clinical presentation.
    • Analysis of neurodegenerative processes involving alpha-synuclein and neurotransmitter imbalance (dopamine, glutamate, GABA).
    • Categorization of motor symptoms (bradykinesia, rigidity, tremor, postural instability) and non-motor symptoms.

    Main Results:

    • IPD pathogenesis involves Lewy-body formation (misfolded alpha-synuclein) and oxidative stress in the substantia nigra.
    • Motor symptoms include bradykinesia, rigidity, tremor, and postural instability, alongside gait and speech changes.
    • Non-motor symptoms, arising from ventral tegmental area neurodegeneration, encompass autonomic, mood, sleep, and cognitive disturbances.

    Conclusions:

    • Accurate diagnosis and differentiation of PD subtypes are critical for effective pharmacotherapy.
    • Understanding the progression from motor to non-motor symptoms is essential for holistic patient management.
    • Pharmacological strategies must address neurotransmitter imbalances and neurodegenerative pathways.