rhabdomyosarcoma arising within congenital cystic adenomatoid malformation; a case report

This case report describes a 30-month-old child with primary pulmonary rhabdomyosarcoma with a congenital cystic adenomatoid malformation (ccam). in the current literature, primary pulmonary neoplasms have been reported for similar cases. the tumor was located in the anterior-basal segment of the left lower lobe with a thin-walled cystic appearance and lobulated margins. a histology examination showed rhabdomyosarcoma origin with an embryonal subtype. postoperative systemic chemotherapy was carried out. after a 6-month follow-up, the patient had no residual or recurrent disease.