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Swollen and stiff shoulder

Department of Orthopaedics, All India Institute of Medical Sciences, Ansari Nagar, New Delhi 110 029, India

Correspondence to:
Correspondence to:
Dr Mittal

Submitted 19 January 2001
Accepted 27 March 2001

Keywords: Arnold-Chiari malformation; Charcot's joint; shoulder

A 50 year old women was admitted with complaints of swelling and stiffness of right shoulder for three months. There was no history of trauma, fever, or any local injections. She did not drink alcohol and there was no history of any steroid intake. There was no past history of diabetes or syphilis. The swelling was minimally painful and only extremes of shoulder movements were painful. The swelling was fluctuant. There was no neurological deficit. Radiographic examination of the shoulder was done (fig 1) followed by magnetic resonance imaging (MRI) of the cervical spine (fig 2).

View larger version (117K): [in this window] [in a new window]   Figure 1 Radiograph of shoulder.

View larger version (86K): [in this window] [in a new window]   Figure 2 MRI of the cervical spine.

1. What are the pathological changes seen in the radiograph?
   
2. What are the pathological changes seen in the MRI scan?