Physician should focus on various symptoms because the clinical manifestations are diverse on DLB. And there are some problems of pharmacotherapy including severe sensitivity and adverse event. Physician need to understand the treatment needs of patients and caregivers under those environment, however, there have been no reports of directly investigating those.

272 patients and caregivers and 43 physicians participated. The patient-physician and patient-caregiver match rates for the "patient's most inconvenient symptom classification" were 46.9% and 65.7%, respectively. The caregiver-physician match rates for the "caregiver's most inconvenient symptom classification" were 50.8%. The most inconvenient symptom classification of patient and caregiver were parkinsonism and psychiatric symptoms, respectively.