Gourmet syndrome: There are a lot of rich sodium glutamate in delicious foods such as chicken, duck and fish. Sodium glutamate is the main component of monosodium glutamate, which can strongly stimulate people's taste. When the human body ingests too much sodium glutamate, it can be decomposed into glutamic acid and tyrosine in the body. Under the action of intestinal bacteria, it will be transformed into harmful substances such as melamine. When the blood reaches the brain, it will interfere with the normal metabolism of brain nerve cells and make the physiological function disorder.

Clinical manifestations: dizziness, abdominal distension, exophthalmos, numbness of upper limbs, jaw jitter, tachycardia, shortness of breath, elevated blood pressure and general weakness suddenly occurred from half an hour to about 1 hour after meals. The patient didn't overeat or eat anything unclean.