| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.9 / 5 | Bratislava, Slovakia | 24+ years | Gastroscopy, H. pylori testing | Patients with gastritis and identified precancerous lesions | High-resolution gastroscopes with virtual chromoendoscopy, same-session biopsy and H. pylori testing, plus CO2 insufflation and sedated gastroscopy. Doctors also work at Slovakia's National Cancer Institute. | — |