Hepatic heterotopia in congenital diaphragmatic anomaly.

An antenatally diagnosed case of a left congenital diaphragmatic hernia is reported. The diaphragmatic eventration hernia sac consisted of a sheet of ectopic liver tissue in continuity with a hypoplastic left lobe which formed the medial anterior and posterior walls of the hernia is presented. The operative management of this combination of defects has not previously been described in English literature. Embryological considerations, limitations of accurate preoperative diagnosis, technical challenge in the operative repair of the defect and need for drainage is discussed.