| The only radiolucent alveolar filling material was fat or alveolar proteinosis. |
| In addition, small chondral fragments are radiolucent and not evident on standard radiographs. |
| An intravenous pyelogram was obtained and revealed a 5-cm radiolucent filling defect of the bladder. |
| Radiographic features include radiolucent defects in the femoral head and fragmentation of the femoral head. |
| The radiolucent lesion was eccentrically located, multiloculated, and rimmed by a thin sclerotic zone. |
| Some experts recommend contrast radiographs if a radiolucent foreign body is not seen in the child's stool two weeks after its ingestion. |
