Abstract:In the diagnosis and treatment of adult obstructive sleep apnea hypopnea syndrome, there remains some irregularities at present. Different departments and doctors at different levels have various perceptions and deviations in the cognition and treatment of this disease. This paper reviews and summarizes the similarities and differences between different versions of the guidelines, patients' chief complaints, some clinical problems found in the diagnosis and treatment, and some other questions. We expect more colleagues to do intensive research and discussion for the object of achieving the standardization, precision and individual treatment of this disease.