Pneumatocele or something more?

A 2-year-old girl was referred to our paediatric pulmonary consultation due to recurrent pneumonia and residual pneumatocele. The child was born at 32 weeks of gestation by emergency caesarean delivery due to a maternal cause. No evidence of congenital malformation was found on prenatal ultrasounds. From 9 months of age, the child had had three bouts of pneumonia, all in the same location (right lung base). Thoracic radiography showed …