Superior migration of the humeral head. A radiological aid in the diagnosis of tears of the rotator cuff.

exploration. The mechanism of injury, the clinical findings, local anaesthetic blocks, contrast arthrography, plain radiography and cine-radiography are the main diagnostic methods available. All or several may provide the necessary assistance. In 1962 Golding described an observation made on plain radiography that we believe is not only valid but can often help in the search for the causative lesion. It is the purpose of this report to reiterate the importance of this observation and to offer our interpretation of the pathomechanics of its origin.