Below is an instruction from Human. Write a response.
    ### Instruction:
    What are the treatments for SADDAN ?
    ### Response:
    These resources address the diagnosis or management of SADDAN:  - Gene Review: Gene Review: Achondroplasia  - Genetic Testing Registry: Severe achondroplasia with developmental delay and acanthosis nigricans  - MedlinePlus Encyclopedia: Acanthosis Nigricans
    