CT of small pyogenic hepatic abscesses: the cluster sign.

  title={CT of small pyogenic hepatic abscesses: the cluster sign.},
  author={R. Brooke Jeffrey and C S Tolentino and Frederic C Chang and Michael P Federle},
  journal={AJR. American journal of roentgenology},
  volume={151 3},
Of 36 consecutive patients with pyogenic liver abscesses evaluated by CT, five (14%) had multiple small abscesses less than 2 cm in size. The CT appearance of the small pyogenic abscesses was compared with that of 10 patients who had either fungal or mycobacterial abscesses and with that of 50 patients who had hepatic metastases. In all five patients who had small pyogenic abscesses, the abscesses appeared to cluster, or aggregate, in a pattern that suggested the beginning of coalescence into a… CONTINUE READING