Complex sentence: It is important that physicians treating these patients recognize the symptoms of esophageal foreign body impaction requiring urgent intervention, most frequently drooling and the inability to swallow even saliva, neck, regurgitation of food, stridor and shortness of breath if there is compression of the trachea.
Split into simpler sentences: It is important that physicians treating these patients recognize the symptoms of esophageal foreign body impaction requiring urgent intervention. Most frequently, these include drooling and the inability to swallow saliva, neck tenderness, regurgitation of food, stridor and shortness of breath if there is compression of the trachea.