Research Article

Detection of Phosphorylated Alpha-Synuclein in the Muscularis Propria of the Gastrointestinal Tract Is a Sensitive Predictor for Parkinson’s Disease

Table 1

Clinical profiles of PD patients.

PatientSexDiagnosis/operationAge at operationDigestive symptomsAge at PD onset (initial symptoms)Biopsy site

P1MGC/DG75Constipation75 (dysphagia)
P2MGC/DG78Constipation79 (gait disturbance)
P3MGC/DG59Nausea71 (resting tremor)
P4FCP/EMR64Fecal occult blood73 (resting tremor)Descending colon
P5MCP/EMR58Fecal occult blood60 (resting tremor)Descending colon
P6FGP/EMR45Nausea53 (gait disturbance)Corpus
P7FGP/EMR52Constipation53 (gait disturbance)Corpus

GC, gastric cancer; DG, distal gastrectomy; CP, colon polyp; GP, gastric polyp; EMR, endoscopic mucosal resection. Digestive symptoms shown before the operation. The initial motor symptoms of PD are also described.