Patients were stratified according to tumor PD-L1 status assessed in a central laboratory by immunohistochemical testing (positive vs. negative or indeterminate), BRAF mutation status (V600 mutation-positive vs. wild-type) and American Joint Committee on Cancer stage.[Level of evidence: 1iiA]
Swallowing air excessively; Gastroesophageal reflux; Hiatus hernia; Rapid eating; Intense emotions such as fear, anxiety, excitement, joy, or euphoria [citation needed] Carbonated beverages, alcohol, dry breads, and some spicy foods; Opiate drug use; Laughing; Hiccups may be triggered by a number of common human conditions.
Hiccups can be caused by irritation of the nerve that controls the diaphragm, certain drugs, problems in the brain, problems in the esophagus (the swallowing tube that goes from the throat to the stomach), pressure on the stomach, and other conditions.