[1] Hosp AC Camargo Fund Antonio Prudente, Dept Imaging, BR-01535001 Sao Paulo, Brazil
[2] Univ Fed Rio de Janeiro, Dept Radiol, BR-25685120 Petropolis, RJ, Brazil
[3] Univ Texas MD Anderson Canc Ctr, Dept Diagnost Radiol, Houston, TX 77030 USA
[4] Univ Texas MD Anderson Canc Ctr, Dept Hematopathol, Houston, TX 77030 USA