Figure 1  .

MRI of the hands of RS3PE syndrome. (A) Axial proton density section through the midpoint of the palm shows subcutaneous oedema in hand dorsum (black arrows). (B) Axial T2 weighted section through the midpoint of the palm shows fluid collection in the extensor synovial sheaths of the right hand (open arrows). (C) Axial T2 weighted section through the metacarpophalangeal joints shows fluid collection in the flexor synovial sheaths of the third digit of right hand (curved arrow) and joint effusion of the corresponding joint (large and small arrowheads).