42.33 Endoscopic excision or destruction of lesion or tissue of esophagus
Ablation of esophageal neoplasm by endoscopic approach
Control of esophageal bleeding by endoscopic approach
Esophageal polypectomy by endoscopic approach
Esophageal varices by endoscopic approach
Injection of esophageal varices by endoscopic approach
Excludes:
biopsy of esophagus (42.24-42.25)
fistulectomy (42.84)
open ligation of esophageal varices (42.91)