Popliteal lymph nodes in patients with osteosarcoma: are they metastatic?
Mark X ClearyLaura M FayadShivani AhlawatPublished in: Skeletal radiology (2020)
PLNs are frequently visible on MRI in patients with OS but are rarely (prevalence = 6%) metastatic. Features on MRI which may suggest metastatic PLNs include large size > 1 cm and loss of a fatty hilum.