It is an involuntary spasm of the diaphragm followed by the sudden closure of the vocal cords. It is triggered by irritation of the phrenic or vagus nerve due to eating too fast or gastric distension.


It is an involuntary spasm of the diaphragm followed by the sudden closure of the vocal cords. It is triggered by irritation of the phrenic or vagus nerve due to eating too fast or gastric distension.