Below is an instruction from Human. Write a response.
    ### Instruction:
    What is (are) Sialidosis type I ?
    ### Response:
    Sialidosis is a severe inherited disorder that affects many organs and tissues, including the nervous system. This disorder is divided into two types, which are distinguished by the age at which symptoms appear and the severity of features. Sialidosis type I is the less severe form of this condition.
    