Thus, sonographic guidance is an effective alternative to computed tomography for biopsy of abdominal and retroperitoneal lymph nodes. 62517.4780921231994.10.20++Comparison of initial lymphoma staging using computed tomography (CT) and magnetic resonance (MR) imaging.Am J Hematol BR Hoane, AF Shields, BA Porter, JW Borrow, While MR is known to be superior to other imaging methods for detecting mar