Dear Editor,A 74 years old male patient with history of Parkinson disease and vascular dementia presented to the eye clinic with his wife,who is his primary caregiver.The patient reported a multiple year history of co...Dear Editor,A 74 years old male patient with history of Parkinson disease and vascular dementia presented to the eye clinic with his wife,who is his primary caregiver.The patient reported a multiple year history of complaining of＂flies＂around his head,which were a source of considerable agitation.He was so bothered by constantly seeing these flies that he carried a custom flyswatter with him（Figure 1）at all times.展开更多
文摘Dear Editor,A 74 years old male patient with history of Parkinson disease and vascular dementia presented to the eye clinic with his wife,who is his primary caregiver.The patient reported a multiple year history of complaining of＂flies＂around his head,which were a source of considerable agitation.He was so bothered by constantly seeing these flies that he carried a custom flyswatter with him（Figure 1）at all times.
