# Topic Details from Notes 4 Difficulty in Swallowing – Diagnosis? Solid food > Liquid 5 Achalasia Cardia vs Oesophageal Cancer Differential diagnosis 6 POEM Peroral Endoscopic Myotomy 7 Oesophageal Cancer 8 GERD/GORD Gastro-Oesophageal Reflux Disease From surgery books