Binary Heap Algorithms What is a Binary Heap? âComplete BTs (again) We discussed an array implementation for a complete Binary Tree: â¢ Put the nodes in an array, in the order in which they would be added to a complete Binary Tree. â¢ No pointers/arrows/indices are required. â¢ We store only the array of data items and the number of nodes.
Radiofrequency Ablation Treatment for Barrett's Esophagus. Radiofrequency Ablation (RFA) is an FDA-approved endoscopic technique used by specialists at the Massachusetts General Hospital Barrettâs Esophagus Treatment Center to treat Barrettâs esophagus.
Barrettâs esophagus is a condition in which normal stratified squamous epithelium of the esophagus is replaced with columnar epithelium. It is the primary precursor lesion for esophageal adenocarcinoma and is thought to progress in a stepwise manner from metaplasia through increasing grades of dysplasia to adenocarcinoma.