Pulmonary congenital cystic adenomatoid malformation type I presenting as a single cyst of the middle lobe in an adult: case report

摘要

BackgroundCongenital cystic adenomatoid malformation (CCAM) of the lung is an uncommon fetal development anomaly of the terminal respiratory structures. The large cyst type usually occurs in stillborn infants or newborn infants with respiratory distress. Cases of CCAM have been previously described in adulthood, more often type I with multiloculated cystic lesions.