preferred_name: Popliteal space &#x7C; Ultrasound &#x7C; Radiology
preferred_name_lc: popliteal space &#x7c; ultrasound &#x7c; radiology
label: Popliteal space &#x7C; Ultrasound &#x7C; Radiology
label_lc: popliteal space &#x7c; ultrasound &#x7c; radiology