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loại I adenomatoid dị tật bẩm sinh nang trong một cậu bé 12 tháng tuổi, người đã trình bày với hơi thở ngắn. X-quang ngực cho thấy một hemithorax hyperlucent bên phải, bên đối diện với sự thay đổi của cấu trúc tim và trung thất. Dấu hiệu phổi thưa thớt được nhìn thấy ở hemithorax bên phải. | 306 PATERSON Fig. 3. A Type I congenital cystic adenomatoid malformation in a 12-month-old boy who presented with shortness of breath. Chest radiograph shows a hyperlucent right hemithorax with contralateral shift of the heart and mediastinal structures. Sparse lung markings are seen in the right hemithorax. From Donnelly LF. Chest. In Fundamentals of pediatric radiology. Philadelphia WB Saunders 2001. p. 38. B CT scan of the chest lung windows demonstrates a large cyst filling the right hemithorax. The compressed right middle lobe is seen behind the sternum. distress usually proceed to surgery. Older children and adults with recurrent pneumonia are also recommended for surgery. The management of those patients with a radiologic CCAM who remain asymptomatic is less clear-cut. Certainly there is a risk of infection developing in a CCAM and there are also several case reports of malignancy arising in CCAM. Bronchoalveolar carcinoma pleuropulmonary blastoma rhabdomyosarcoma and bronchogenic carcinoma have all been reported 6 15 21-26 . Some authors advocate surgery in these patients to eradicate the risk of future infection or tumor. Other Fig. 4. A Type II congenital cystic adenomatoid malformation in an asymptomatic neonate antenatal diagnosis . Chest radiograph shows a hazy opacity in the right lower lobe and upward bowing of the minor fissure. B CT chest lung windows confirms the presence of several small cysts in the right lower lobe. This infant was managed conservatively. ELSEVIER SAUNDERS Radiol Clin N Am 43 2005 419 - 433 RADIOLOGIC CLINICS of North America Technique of Pediatric Thoracic CT Angiography Donald P. Frush MD Division of Pediatric Radiology Department of Radiology Duke University Health System 1905 McGovern-Davison Children s Health Center Box 3808 Erwin Road Durham NC 27710 USA One of the principle applications derived from the evolution of multidetector row CT MDCT initially seen with 16-slice and currently up to 64-slice CT is CT angiography.
