Gastroenterology clinics run by the ResTrial healthcare group, at Sofijské náměstí 3404/3 (Prague 4 – Modřany) and Zhořelecká 514/2 (Prague 8). They offer consultations for digestive problems, gastroscopy and colonoscopy (with optional sedation, including Entonox at the Modřany clinic), colorectal cancer screening, removal of polyps, abdominal ultrasound with Doppler and liver elastography, proctology (including haemorrhoid treatment), and oesophageal pH-metry, impedance and high-resolution manometry. The Modřany clinic is an IBD centre treating Crohn's disease and ulcerative colitis, including biological therapy. Appointments are by phone only (Modřany +420 242 451 010; Prague 8 +420 257 211 886), and the website has a price list for self-paying patients. Card payment preferred.