Below is an instruction from Human. Write a response.
    ### Instruction:
    How to diagnose ARDS ?
    ### Response:
    Your doctor will diagnose ARDS based on your medical history, a physical exam, and test results.
                
Medical History
                
Your doctor will ask whether you have or have recently had conditions that could lead to ARDS. For a list of these conditions, go to "Who Is at Risk for ARDS?"

    