Infant with stridor Pediatric Imaging Musculoskeletal January 24, 2022December 9, 2021 Lateral radiograph of the airway (above) shows a large amount of retropharyngeal soft tissue swelling. Axial CT with contrast of the neck (below) shows a large round low density lesion in the left parapharyngeal space. The diagnosis was chloroma in a patient with acute myelogenous leukemia. Related Published January 24, 2022December 9, 2021