Below is an instruction from Human. Write a response.
    ### Instruction:
    How to diagnose Obesity Hypoventilation Syndrome ?
    ### Response:
    Obesity hypoventilation syndrome (OHS) is diagnosed based on your medical history, signs and symptoms, and test results.
                
Specialists Involved
                
A critical care specialist, pulmonologist (lung specialist), and/or sleep specialist may diagnose and treat your condition.
    