| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Metastatic malignant neoplasm to vestibule of nose | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 1 | 
| Metastatic malignant neoplasm to visceral pleura | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 1 | 
| Metastatic malignant neoplasm to vocal cord | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 1 | 
| Metastatic malignant neoplasm to Waldeyer's ring | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 1 | 
| Malignant neoplasm of trachea, bronchus and lung | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 1 | 
| Malignant neoplasm of mucosa of trachea | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier |  | 
| Malignant neoplasm of overlapping lesion of bronchus and lung | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier |  | 
| Malignant neoplasm of thymus, heart and mediastinum | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 1 | 
| Malignant neoplasm, overlapping lesion of heart, mediastinum and pleura | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier |  | 
| Malignant neoplasm, overlapping lesion of respiratory and intrathoracic organs | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier |  | 
| Multiple injuries of intrathoracic organs | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 3 | 
| Multiple intrathoracic organ injury with open wound into cavity | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 3 | 
| Carcinoma of respiratory tract and intrathoracic organs | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 2 | 
| Carcinoma in situ of respiratory and intrathoracic organ | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier |  | 
| Multiple intrathoracic organ injury without mention of open wound into cavity | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 3 | 
| Malignant neoplasm of trachea NOS | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier |  | 
| Malignant neoplasm of other sites of bronchus or lung | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier |  | 
| Malignant neoplasm of heart NOS | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier |  | 
| Malignant neoplasm of other site of heart, thymus and mediastinum | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 1 | 
| Malignant neoplasm of heart, thymus and mediastinum NOS | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 2 | 
| Malignant neoplasm of other and ill-defined sites within the respiratory and intrathoracic organs | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 1 | 
| Malignant neoplasm of upper respiratory tract, part unspecified | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 1 | 
| Malignant neoplasm of other site of respiratory tract | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 1 | 
| Malignant neoplasm of respiratory tract NOS | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 1 | 
| Secondary malignant neoplasm of other respiratory organs | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 1 | 
| [X]Malignant neoplasm of respiratory and intrathoracic organs | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 1 | 
| [X]Malignant neoplasm of bronchus or lung, unspecified | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier |  | 
| [X]Malignant neoplasm of ill-defined sites within the respiratory system | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 2 | 
| [X]Malignant neoplasm of mediastinum, part unspecified | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier |  | 
| Malignant neoplasm of bronchus or lung NOS | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier |  | 
| Ca trachea/bronchus/lung NOS | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 1 | 
| Overlapping malignant neoplasm of respiratory and intrathoracic organs | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 1 | 
| Pulmonary tumor embolism | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 1 | 
| Primary malignant neoplasm of epicardium | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 2 | 
| Metastatic malignant neoplasm to endocardium | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 1 | 
| Metastatic malignant neoplasm to epicardium | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 2 | 
| Metastatic malignant neoplasm to myocardium | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 1 | 
| Malignant neoplasm of other site of heart, thymus and mediastinum | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 2 | 
| Malignant neoplasm of heart, thymus and mediastinum NOS | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 2 | 
| Malignant neoplasm of other and ill-defined sites within the respiratory and intrathoracic organs | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 2 | 
| Malignant neoplasm of upper respiratory tract, part unspecified | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 1 | 
| Malignant neoplasm of other site of respiratory tract | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 3 | 
| Malignant neoplasm of respiratory tract NOS | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 2 | 
| [X]Malignant neoplasm of respiratory and intrathoracic organs | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 3 | 
| [X]Malignant neoplasm of ill-defined sites within the respiratory system | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 1 | 
| Ca trachea/bronchus/lung NOS | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 1 | 
| Metastasis to thymus of unknown primary | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 2 | 
| Metastatic malignant neoplasm to thymus | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 3 | 
| Malignant neoplasm of trachea, bronchus and lung | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 2 | 
| Malignant neoplasm of thymus, heart and mediastinum | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 2 | 
| Malignant neoplasm of other site of heart, thymus and mediastinum | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 2 | 
| Malignant neoplasm of heart, thymus and mediastinum NOS | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 2 | 
| Malignant neoplasm of other and ill-defined sites within the respiratory and intrathoracic organs | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 2 | 
| Malignant neoplasm of upper respiratory tract, part unspecified | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 2 | 
| Malignant neoplasm of other site of respiratory tract | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 2 | 
| Malignant neoplasm of respiratory tract NOS | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 2 | 
| [X]Malignant neoplasm of respiratory and intrathoracic organs | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 2 | 
| [X]Malignant neoplasm of ill-defined sites within the respiratory system | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 1 | 
| Ca trachea/bronchus/lung NOS | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 2 | 
| Metastasis to thymus of unknown primary | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 3 | 
| Malignant neoplasm of trachea, bronchus and lung | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 2 | 
| Malignant neoplasm of thymus, heart and mediastinum | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 2 | 
| Metastatic malignant neoplasm to thymus | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 3 | 
| Metastatic malignant neoplasm to carina | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 2 | 
| Metastatic malignant neoplasm to hilus of lung | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 1 | 
| Metastatic malignant neoplasm to left lower lobe of lung | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 2 | 
| Metastatic malignant neoplasm to left upper lobe of lung | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 2 | 
| Metastatic malignant neoplasm to right lower lobe of lung | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 1 | 
| Metastatic malignant neoplasm to right middle lobe of lung | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 2 | 
| Metastatic malignant neoplasm to right upper lobe of lung | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 1 | 
| Malignant neoplasm of upper respiratory tract, part unspecified | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 2 | 
| Malignant neoplasm of trachea, bronchus and lung | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 2 | 
| Malignant neoplasm of thymus, heart and mediastinum | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 2 | 
| Malignant neoplasm of other site of heart, thymus and mediastinum | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 2 | 
| Malignant neoplasm of other site of respiratory tract | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 2 | 
| [X]Malignant neoplasm of ill-defined sites within the respiratory system | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 1 | 
| Malignant neoplasm of respiratory tract NOS | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 2 | 
| Ca trachea/bronchus/lung NOS | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 2 | 
| Malignant neoplasm of heart, thymus and mediastinum NOS | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 1 | 
| [X]Malignant neoplasm of respiratory and intrathoracic organs | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 2 | 
| Malignant neoplasm of other and ill-defined sites within the respiratory and intrathoracic organs | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 2 | 
| Metastasis to thymus of unknown primary | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 3 | 
| Metastatic malignant neoplasm to thymus | Finding site | False | Intrathoracic organ | Inferred relationship | Existential restriction modifier | 3 |