Below is an instruction from Human. Write a response.
    ### Instruction:
    What causes Synovial Chondromatosis ?
    ### Response:
    What causes synovial chondromatosis? The exact underlying cause of synovial chondromatosis is unknown. Some research suggests that trauma may play a role in its development because the condition primarily occurs in weight-bearing joints. Infection has also been considered as a contributing factor.
    