1. Pirot syndrome is a kind of cleft palate, which belongs to congenital disease.
 2. Common causes: chromosome abnormality; Congenital mandibular development disorder caused by internal and external environment; Intrauterine factors lead to the flexion of fetal head, and the influence of sternum on the continuous compression of mandible.
 3. The main manifestations are congenital undersized jaw, drooping tongue, falling back of the tongue root, cleft palate, difficult feeding, difficult sucking and swallowing, easy coughing and choking, etc.
 4. Once confirmed, symptomatic treatment is the main treatment, and treatment measures can be divided into conservative and surgical treatment.
 5. The purpose is to reduce airway obstruction and improve ventilation and eating function.
 6. Pirot syndrome is extremely harmful, which can cause feeding difficulties, and even affect the growth and development of children.
 7. Timely treatment after birth can improve symptoms; The survival rate of those with obvious symptoms of respiratory tract obstruction is very low because they are not treated in time after birth.