Below is an instruction from Human. Write a response.
    ### Instruction:
    What are the symptoms of Sarcoidosis ?
    ### Response:
    Many people who have sarcoidosis have no signs or symptoms or mild ones. Often, the disease is found when a chest x ray is done for another reason (for example, to diagnose pneumonia).
                
The signs and symptoms of sarcoidosis vary depending on which organs are affected.
    