Below is an instruction from Human. Write a response.
    ### Instruction:
    What is (are) CHST3-related skeletal dysplasia ?
    ### Response:
    CHST3-related skeletal dysplasia is a genetic condition characterized by bone and joint abnormalities that worsen over time. Affected individuals have short stature throughout life, with an adult height under 4 and a half feet. Joint dislocations, most often affecting the knees, hips, and elbows, are present at birth (congenital).
    