What is the most rarest disease ever?

6 Answers

  • Kaz
    Lv 6
    1 month ago
    Best Answer

    Moyamoya disease.

    • Kaz
      Lv 6
      4 weeks agoReport

      We thought it quite rare, when it directly affected our family.

  • 4 weeks ago

    Technically, the one none of us know without doubts. 

  • 1 month ago


  • David
    Lv 7
    1 month ago

    most rarest??? it should be "most rare" OR "rarest".

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  • Anonymous
    1 month ago

    Why do you exist?

  • Donald
    Lv 5
    1 month ago

    The one you have, it is called being a troll. They have not found a way to reverse it.

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