Patients with certain conditions, including hiatal hernias, don't qualify for heartburn surgery through the mouth.

WSJ: New Surgical Option for Heartburn

If you'd let me call my doctor he would have told you I had a hiatal hernia and I need an antacid or better yet, a Nexium.

WSJ: Marisa Acocella Marchetto on the Flight Attendant From Hell | Traveler's Tale