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  1. PD - Wikipedia

    PD resistor, a pull-down resistor Pd test, the outcome of using a drop of para-phenylenediamine (also abbr. "Pd") to identify lichens Palladium, symbol Pd, a chemical element Photodisinfection, an …

  2. PD GENEration: Powered by the Parkinson’s Foundation

    PD GENEration: Powered by the Parkinson’s Foundation is a global research initiative offering free genetic testing and counseling for people living with Parkinson’s disease (PD). Participants can enroll …

  3. Parkinson's disease - Wikipedia

    Parkinson's disease (PD), or simply Parkinson's, is a neurodegenerative disease primarily of the central nervous system, affecting both motor and non-motor systems.

  4. What is Parkinson's? | Parkinson's Foundation

    Parkinson's disease (PD) A neurodegenerative disorder that affects predominately the dopamine-producing (“dopaminergic”) neurons in a specific area of the brain called substantia nigra.

  5. Police Department | City of Phoenix

    Access essential documents, forms, and updates from the Phoenix Police Department. Quickly find answers to common questions, connect with key services, and explore resources designed to keep …

  6. Parkinson's Disease - National Institute of Neurological ...

    Mar 5, 2025 · Parkinson's disease is a progressive movement disorder of the nervous system. It causes nerve cells (neurons) in parts of the brain to weaken, become damaged, and die, leading to …

  7. PD Definition & Meaning - Merriam-Webster

    What does the abbreviation PD stand for? Meaning: paid.

  8. PagerDuty, Inc. (PD) Stock Price, News, Quote & History ...

    Find the latest PagerDuty, Inc. (PD) stock quote, history, news and other vital information to help you with your stock trading and investing.

  9. pd abbreviation - Definition, pictures, pronunciation and ...

    Definition of pd abbreviation in Oxford Advanced American Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

  10. Parkinson disease - World Health Organization (WHO)

    Aug 9, 2023 · While PD is the most common movement disorder, other movement disorders exist such as multiple system atrophy, progressive supranuclear palsy, chorea, ataxia and dystonia.