Abstract Congenital Diaphragmatic Hernia (CDH) is defined by the presence of an orifice in the diaphragm, more often Accessories left and posterolateral that permits the herniation of abdominal contents into the thorax.The lungs are hypoplastic and have abnormal vessels that cause respiratory insufficiency and persistent Tick Defense pulmonary hypertension with high mortality.About one third of cases have cardiovascular malformations and lesser proportions have skeletal, neural, genitourinary, gastrointestinal or other defects.
CDH can be a component of Pallister-Killian, Fryns, Ghersoni-Baruch, WAGR, Denys-Drash, Brachman-De Lange, Donnai-Barrow or Wolf-Hirschhorn syndromes.Some chromosomal anomalies involve CDH as well.The incidence is.