Change: This male patient was referred for elbow radiography with an unexplained swollen and painful left elbow. The first attempt lateral elbow is shown above. The radiographer considered the elbow to be sufficiently malpositioned to warrant a repeat.The capitellum was identified using the radiocapitellar   View changes from previous version. (Word count: 1932)

Change: projection. The proximal radial line can therefore be utilised to identify the capitellum except when the radial head is dislocated. The proximal radial line essentially points to the capitellum.The Radiocapitellar Gap as a Guide to Identifying the CapitellumThe articular surface of the radial   View changes from previous version. (Word count: 1783)

Change: the appearance of the continuation of the medial lip of the trochlea (anteriorly) with the medial aspect of the coranoid fossa (as shown above) should not be considered a sign of malpositioning of the lateral elbow.If the position is too internally rotated,   View changes from previous version. (Word count: 1871)

Change: There are anterior and possibly posterior fatpad signs. The elbow is not in a true lateral position.The elbow is not flexed to 90 degrees.The radiocapitellar gap identifies the capitellum (white dotted line) most convincingly. The medial epicondyle is profiled slightly posteriorly (dumbo's head sign)This is   View changes from previous version. (Word count: 2106)

Change: There are anterior and posterior fatpad signs. There is a radial head fracture. The elbow is not in a true lateral position. The proximal radial line allows identification of the capitellum. The radiocapitellar gap also supports the identification of the capitellum.The medial epicondyle is profiled posteriorly (dumbo's head sign)   View changes from previous version. (Word count: 1965)

Change: fatpad sign and a radial head fracture. The elbow is not in a true lateral rotation)position. The radiocapitellar gap identifies the capitellum as too posterior.There is significant malpositioning. Whilst there are a number of indicators of   View changes from previous version. (Word count: 1838)

Change:  (or raise/lower elbow)Raise hand/lower hand (external rotation/internal rotation)There is significant malpositioning. Whilst there are a number of indicators of the nature of the malpositioning, the 'humpback' appearance of the posterior cortex suggests that the patient's hand needs to be lowered.Adduct/abduct humerusThere is no change requiredThe   View changes from previous version. (Word count: 1625)

Change: capitulum.capitellum. The epicondyle is considered part of the nonarticular portion of the condyle." (Kelly, John D IV, e-medicine, Medial Condylar Fracture of the Elbow) . The ossification centres of the medial and lateral epicondyles in a child are referred to as the unfused epicondylar apophysis.Radiographic AnatomyThe   View changes from previous version. (Word count: 1621)

Change: Up until this point, evaluation of the lateral elbow position has not included consideration of the proximal ulna, and more importantly, the proximal radius. Radiographers   View changes from previous version. (Word count: 1612)

Change: This is a malpositioned lateral elbow. The key to repositioning the elbow into a true lateral is in distinguishing the medial from lateral anatomy.The medial posterior cortical contour and the lateral posterior cortical contours are distinctly different. SummaryToo Externally RotatedThe ApostropheTrue Lateral The 'poppy'   View changes from previous version. (Word count: 1364)