Fig. 4: Colonic transit time in a 72-year-old male PD patient.
From: Gastrointestinal involvement in Parkinson’s disease: pathophysiology, diagnosis, and management
White spots in the entire colon are radiopaque markers (erect, anterior-posterior).
Fig. 4: Colonic transit time in a 72-year-old male PD patient. | npj Parkinson's Disease
