Radiology Key

17 Lobar collapses Background Collapse of the five lung lobes (right upper, middle and lower, left upper and lower) produces characteristic appearances on a CXR. Interpretation requires a good knowledge…

60 Brodie’s abscess Fig. 60.1A This radiograph demonstrates a lucent lesion in the distal femoral metaphysis, with a slightly sclerotic border. This is a Brodie’s abscess. Background Brodie’s abscess is…

7 System for interpretation of the CXR This chapter is a checklist of all the places to look on a CXR once you have checked the technical quality of the…

20 Pleural effusion Fig. 20.1A This radiograph demonstrates a moderate right pleural effusion, with a meniscus at its upper aspect, and loss of the contour of the right hemidiaphragm. Background…

57 Retropharyngeal abscess Fig. 57.1A This lateral radiograph of the cervical spine in a child demonstrates gross increase in the soft tissue in the retropharyngeal space, effacing and displacing the…

53 Bone metastases Background Bone metastases are aggressive lesions (see Chapter 49). It is important to detect them as their presence will have an impact on further management. Always look…

38 Imaging of urinary tract calculi Fig. 38.1 This radiograph demonstrates an opacity to the left of the L3/4 disc space which represents a stone. Background Ninety per cent of…

59 Perthes’ disease Fig. 59.1A This patient has bilateral Perthes’ disease, with more marked changes on the right than the left. Background In Perthes’ disease there is idiopathic osteonecrosis of…

46 Hip fractures Fig. 46.1A There is a sclerotic line traversing the left hip, which represents an intertrochanteric fracture. Background This is an important fracture in the ward scenario, often…

36 Appendicitis Fig. 36.1A This patient has a calcified density projected over the right ilium. This is an appendicolith in appendicitis. Background Appendicitis is one of the commonest surgical emergencies…