Notice：

• Patients should consume a low-residue diet for 3 days prior to the procedure. Before the examination, patients will be instructed to drink liquid purgatives to wash out faeces from the colon to allow a clear endoscopic inspection of the colonic wall. Patients need to follow the instruction closely otherwise the examination may be failed due to retained faeces.
• The following contents are applicable to those who make an appointment for colonoscopy before 1:00 pm.