Below is an instruction from Human. Write a response.
    ### Instruction:
    What is (are) alveolar capillary dysplasia with misalignment of pulmonary veins ?
    ### Response:
    Alveolar capillary dysplasia with misalignment of pulmonary veins (ACD/MPV) is a disorder affecting the development of the lungs and their blood vessels. The disorder affects the millions of small air sacs (alveoli) in the lungs and the tiny blood vessels (capillaries) in the alveoli.
    