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MERU-style multi-granularity CXR concept pool for image traversals. # # Construction (see scripts/build_traversal_concepts.py): # - Curated coarse→fine hierarchy (modality → organ → anatomy → finding). # - Plus short phrases mined from dataset/train.jsonl + valid.jsonl # (freq filter, clinical keep-list, reject long multi-finding templates). # - Plus short concepts grounded in current traversal query reports. # # Regenerate: python scripts/build_traversal_concepts.py # --- L0 modality / study (most abstract) --- radiograph x-ray imaging study chest radiograph chest x-ray chest imaging thoracic imaging radiographic examination frontal chest radiograph lateral chest radiograph PA chest radiograph AP chest radiograph portable chest radiograph # --- L1 organ system / region --- chest thorax thoracic cavity chest wall lungs pulmonary system cardiopulmonary system cardiovascular structures cardiomediastinal structures pleural space pleural spaces mediastinum central airways bony thorax upper abdomen neck base # --- L2 anatomy --- right lung left lung both lungs lung lung parenchyma lung bases lung apex lung apices upper lobes lower lobes middle lobe lingula right upper lobe right middle lobe right lower lobe left upper lobe left lower lobe right lung base left lung base bilateral lung bases perihilar region perihilar regions peripheral lung central lung hilum hila right hilum left hilum hilar structures trachea carina airways main bronchi bronchi heart cardiac silhouette heart border left heart border right heart border cardiomediastinal silhouette mediastinal contours mediastinal silhouette hilar contours aorta aortic arch descending aorta ascending aorta pulmonary artery pulmonary vasculature pulmonary vessels superior vena cava pleura pleural surface costophrenic angle costophrenic angles right costophrenic angle left costophrenic angle hemidiaphragm right hemidiaphragm left hemidiaphragm diaphragm diaphragmatic contour ribs rib clavicle clavicles scapula sternum spine thoracic spine vertebral bodies soft tissues breast shadows shoulder girdle # --- L3 findings (CheXpert-aligned, short phrases) --- pneumothorax pulmonary edema edema pneumonia pleural effusion effusion cardiomegaly atelectasis consolidation focal consolidation patchy consolidation lung opacity airspace opacity airspace disease enlarged cardiomediastinum widened mediastinum lung lesion pulmonary nodule nodule mass fracture rib fracture support devices bibasilar atelectasis basilar atelectasis left lower lobe atelectasis right lower lobe atelectasis right upper lobe atelectasis left upper lobe atelectasis platelike atelectasis compressive atelectasis left pleural effusion right pleural effusion bilateral pleural effusion small pleural effusion large pleural effusion layering pleural effusion left pneumothorax right pneumothorax small pneumothorax large pneumothorax apical pneumothorax mild pulmonary edema pulmonary vascular congestion vascular congestion cephalization interstitial edema interstitial markings increased interstitial markings kerley b lines infiltrate opacity basilar opacity bibasilar opacities right lower lobe opacity left lower lobe opacity perihilar opacity emphysema hyperinflation fibrosis scarring pleural scarring calcified granuloma granuloma calcification hilar calcification scoliosis kyphosis low lung volumes elevated hemidiaphragm elevated right hemidiaphragm elevated left hemidiaphragm blunted costophrenic angle blunted costophrenic angles hilar lymphadenopathy lymphadenopathy bronchiectasis cavity cavitation pleural thickening subcutaneous emphysema # --- L3 normal / negation status (short) --- no finding normal study normal chest unremarkable chest unremarkable study clear lungs lungs are clear lungs remain clear clear lung fields no focal opacity no focal airspace opacity no pneumothorax no pleural effusion no effusion no pulmonary edema no edema no pneumonia no consolidation no focal consolidation no atelectasis no cardiomegaly no fracture normal heart size normal cardiac silhouette normal cardiomediastinal silhouette normal mediastinal contours normal hilar contours normal pulmonary vasculature no vascular congestion costophrenic angles are clear costophrenic angles are sharp sharp costophrenic angles no acute cardiopulmonary process no acute abnormality no acute disease stable chest unchanged chest # --- L4 attributes / severity --- mild cardiomegaly moderate cardiomegaly severe cardiomegaly top normal heart size borderline cardiomegaly moderate pulmonary edema severe pulmonary edema moderate pleural effusion trace pleural effusion tiny pleural effusion bilateral atelectasis mild atelectasis mild bibasilar atelectasis stable cardiomegaly stable pleural effusion stable atelectasis stable opacity chronic opacity acute opacity improving edema worsening edema improving effusion worsening effusion # --- devices / support --- endotracheal tube tracheostomy tube chest tube right chest tube left chest tube nasogastric tube orogastric tube PICC line central venous catheter internal jugular catheter subclavian catheter swan ganz catheter pacemaker defibrillator icd lead sternal wires prosthetic valve aortic valve prosthesis mitral valve prosthesis postoperative changes median sternotomy # --- L3 mined from train+valid reports (short, freq>=40, de-templated) --- no pleural effusion or pneumothorax heart size is normal cardiomediastinal silhouette is normal cardiomediastinal silhouette is within normal limits pulmonary vasculature is normal mediastinal and hilar contours are normal normal cardiac and mediastinal silhouettes lungs are clear without focal consolidation no pneumothorax or pleural effusion lung volumes are low mediastinal and hilar contours are unremarkable lungs are well expanded and clear stable cardiac and mediastinal silhouettes cardiomediastinal silhouette is stable pulmonary vasculature is not engorged lungs are otherwise clear pulmonary vascularity is normal no large effusion or pneumothorax no evidence of pneumothorax no pleural effusions or pneumothorax no overt pulmonary edema cardiomediastinal and hilar contours are unremarkable heart size is top normal cardiomediastinal and hilar contours are normal mediastinal contours are normal cardiac, mediastinal and hilar contours are normal no effusion or pneumothorax left lung is clear no large pleural effusion or pneumothorax heart is mildly enlarged aorta is tortuous normal size of the cardiac silhouette right lung is clear cardiac and mediastinal contours are normal no definite focal consolidation lungs are hyperinflated heart size is mildly enlarged cardiac, mediastinal and hilar contours appear stable cardiomediastinal contours are normal no focal consolidation or pneumothorax cardiac silhouette size is normal cardiac silhouette is normal in size lung volumes are normal no large pleural effusion mediastinal contours are unremarkable hilar and mediastinal contours are normal lungs are well expanded small bilateral pleural effusions no evidence of pneumonia no pulmonary vascular congestion cardiomediastinal silhouette appears normal cardiac silhouette is mildly enlarged mediastinal contour is normal mediastinal and hilar contours are stable hilar and mediastinal silhouettes are unremarkable heart size and cardiomediastinal contours are normal cardiomediastinal and hilar contours are stable lungs are clear without consolidation or edema heart and mediastinal contours are normal mild pulmonary vascular congestion borderline size of the cardiac silhouette pulmonary vasculature is not congested hilar and cardiomediastinal contours are normal no new focal consolidation cardiac silhouette is top-normal no evidence of pulmonary edema aorta is calcified and tortuous lung volumes remain low heart is not enlarged no focal lung consolidation hilar contours are unremarkable lungs are fully expanded and clear heart size is top-normal relatively low lung volumes cardiac silhouette is not enlarged mediastinum is not widened hilar contours are normal no pleural abnormality # --- L3 grounded in current traversal query Findings --- blunted left costophrenic angle no definite pleural effusion calcified nodule granulomatous disease stable cardiac and mediastinal contours |