From the case:
Thoracic lymph node stations (annotated CT)
{"current_user":null,"step_through_annotations":true,"access":{"can_edit":false,"can_download":true,"can_toggle_annotations":true,"can_feature":false,"can_pin":false},"extraPropsURL":"/studies/71819/annotated_viewer_json?lang=us"}
CT atlas of thoracic lymph node stations as defined by IASLC, with ambiguous regions designated as per El-Sherief et al. 2014 1.
{"current_user":null,"step_through_annotations":true,"access":{"can_edit":false,"can_download":true,"can_toggle_annotations":true,"can_feature":false,"can_pin":false},"extraPropsURL":"/studies/71829/annotated_viewer_json?lang=us"}
Relevant anatomical landmarks have been labeled above. The following abbreviations are used:
Ao: aorta
SVC: superior vena cava
LPA: left pulmonary artery
RPA: right pulmonary artery
Az v: azygos vein
RUL br: right upper lobe bronchus
LLL br: left lower lobe bronchus
Left CC a: left common carotid artery