Marked radiocarpal, ulnocarpal and distal radioulnar joints’ synovial thickening and proliferation with heterogeneous enhancement as well as mild joint effusion is noted associated with destruction and erosion of the distal radius, ulna and their styloid processes.
Fusion and erosion of the carpal bones as well as ankylosis and destruction of the intercarpal joints is noted with heterogenous enhancement.
Tenosynovitis of the opponents abductor pollicis and extensor carpi radialis tendons.
A 4.0 x 2.5 x 3.0 cm. cystic lesion is seen related to the dorso radial aspect of the wrist joints, the cystic lesion shows heterogeneously hypointense T1 and hyperintense T2, PDFS and GRE signal with multiple T2 hypointense internal structures (rice bodies).
Intact carpal tunnel.
Intact rest of the flexor and extensor tendons with no definite tendon tear.