Films were digitised by use of an X-ray scanner. Four readers evaluated the X-ray images, applying conventional and monitor visualisation. To show any difference between ratings on film and ratings on monitor a sensitivity, specificity and accuracy study jointly with a receiver operating ...
Localized Hyperlucency in an Acutely Dyspneic Patient: Alwaysa Pneumothorax?localized hyperlucencypneumothoraxbullous diseaseEvery emergency physician encounters acutely dyspneic patients with localized hyperlucency on chest x-ray study. Although most commonly due to pneumothorax, alternative diagnosis in ...
A panoramic x-ray displayed an inter-radicular, well-defined, round radi-olucent lesion measuring approximately 0.8 X 1 cm with slightly radiopaque margins, resulting in displacement of these roots. The periapical x-ray clearly showed the periodontal ligament space and the lamina dura on both ...