Below is an instruction from Human. Write a response.
    ### Instruction:
    What is (are) X-linked chondrodysplasia punctata 2 ?
    ### Response:
    X-linked chondrodysplasia punctata 2 is a disorder characterized by bone, skin, and eye abnormalities. It occurs almost exclusively in females.  Although the signs and symptoms of this condition vary widely, almost all affected individuals have chondrodysplasia punctata, an abnormality that appears on x-rays as spots (stippling) near the ends of bones and in cartilage.
    