How to deal with Parkinson’s disease with constipation? l Adopt the habit of regular defecation and strengthen the defecation reflex; l Luo Xiaodong, Department of Encephalopathy, Guangdong Hospital of Traditional Chinese Medicine, Guangdong Province, China; l Eat more vegetables and fresh fruits, and drink more water; l For those with generalized debilitation or abdominal muscle weakness, they should strengthen the nutrition and exercise appropriately; l Appropriate use of laxative is available. How to deal with Parkinson’s disease with hypertension? l Choose appropriate antihypertensive drugs; l Be alert to the occurrence of hypertension complications, and strengthen the examination of heart, kidney, cerebrovascular, and fundus of the eye; l The change of varieties of antihypertensive drugs and the increase or decrease of dosage should be decided by the physician, and insist on long-term medication to keep the blood pressure at a relatively stable level; l Regularly measure the blood pressure during the treatment period. Is electroencephalogram helpful in the diagnosis of Parkinson’s disease? l About 1/3 of patients’ electroencephalograms show mild or moderate abnormalities; l i.e., about 2/3 of patients’ electroencephalograms are normal; l It can be used as a reference for the diagnosis of the etiology of Parkinson’s syndrome patients. What is the significance of Doppler ultrasound cerebral flowmetry for the diagnosis of Parkinson’s disease? l Doppler ultrasound cerebral flowmetry in patients with Parkinson’s disease can be used as a reference for etiologic diagnosis in patients with Parkinson’s syndrome. Is brain CT needed for Parkinson’s disease? l Primary Parkinson’s disease usually has no specific brain CT signs, but for the diagnosis of secondary Parkinson’s disease, such as vascular or neoplastic Parkinson’s syndrome CT examination can determine the cause of the disease. l In Parkinson’s disease, there is no specific brain CT sign, but for the diagnosis of secondary Parkinson’s disease, such as vascular or tumor Parkinson’s syndrome CT examination can identify the cause. What is the significance of cranial magnetic resonance imaging (MRI) in the diagnosis of Parkinson’s disease? MRI has many advantages over CT. Therefore, MRI has more clinical diagnostic value in Parkinson’s disease, especially in identifying primary or secondary Parkinson’s disease.