Zaid Awad

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OBJECTIVE To investigate the face, content, and concurrent validity of the synthetic Pettigrew temporal bone (PTB) for mastoidectomy training as compared with cadaveric temporal bone (CTB). STUDY DESIGN A prospective evaluation study. METHODS Participants were invited to perform a step-by-step modified radical mastoidectomy using both bones and complete(More)
Retraction pockets of the pars tensa and flaccida are commonly drawn to monitor the condition. The clinical value of such drawings has not been assessed. This study shows that the ability to recognise an identical ear to a reference photograph from a drawing is poor. Using a drawing to identify the relative stage of a retraction from a drawing is(More)
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