【医】食管贲门括约肌扩张术

cardiac sphincter sphincter of Oddi esophagus dilation cardiac melting dilation time dilation thermal dilation volume dilation cubic dilation OF of Dilation of esophagus Dilation of pancreatic sphincter Dilation of sphincter of Oddi Endoscopic dilation of pyloric sphincter Dilation of sphincter of Oddi by ERCP Dilation of anal sphincter under nonlocal anesthesia Hypertensive spasm of cardiac sphincter Dilation of esophagus over guide wire or string Dilation of esophagus by balloon or Starck dilator Dilation of urethra Dilation of lymphatic structure