Change: Keat's " Atlas of Normal Roentgen Variants That May Simulate Disease". If you are only going to have one textbook in your Emergency Department, this is the one I would choose. I refer to this book on a daily basis. ...back to the Applied Radiography home page   View changes from previous version. (Word count: 383)

Change: There were only format changes (bold, italics, etc.) in this version. See this version for details. (Word count: 385)

Change:  find similar appearances in Keat's " Atlas of Normal Roentgen Variants That May Simulate Disease". If you are only going to have one textbook in your Emergency Department Imaging this is the one I would choose. I refer to this book on a daily daily basis.   View changes from previous version. (Word count: 379)

Change: show the referring doctor examples of bipartite patella knee images. One of thefind bestsimilar referencesappearances for normal variants such as thisin isKeat's "Keats" Atlas of Normal Roentgen Variants thatThat mayMay Simulate Disease". Disease". If you are only going to   View changes from previous version. (Word count: 378)

Change:  The appearances strongly suggest that this patient has a bipartite patella. If there has been co-incidental overlying soft tissue swelling, the diagnosis of bipartite patella   View changes from previous version. (Word count: 305)

Change:  (normal anatomical variant) It appears that the bony margins of the defect in the patella are smooth and the carners are radiused. This is a feature of a bipartite patella rather than a fracture. Examination of the lateral and skyline views should help to clarify the diagnosis   View changes from previous version. (Word count: 117)

Change: Clinical PresentationThis boy presented to the Emergency Department following a fall from his pushbike. He was examined and was found to have a tender left knee and shoulder. He was referred for left knee and left shoulder radiography. The left knee images are shown below.Images   View changes from previous version. (Word count: 47)