| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Positron emission tomography with computed tomography fluorodeoxyglucose imaging of base of brain to mid-thigh (procedure) | Method | False | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 3 | 
| Positron emission tomography with computed tomography fluorodeoxyglucose imaging of base of brain to mid-thigh (procedure) | Method | False | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 4 | 
| Positron emission tomography with computed tomography fluorodeoxyglucose imaging of base of brain to mid-thigh (procedure) | Method | False | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 5 | 
| Low dose computed tomography colonography (procedure) | Method | True | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 1 | 
| Computed tomography of thorax, abdomen and pelvis with oral contrast only (procedure) | Method | False | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 1 | 
| Computed tomography of thorax, abdomen and pelvis with oral contrast only (procedure) | Method | False | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 2 | 
| Computed tomography of thorax, abdomen and pelvis with oral contrast only (procedure) | Method | False | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 3 | 
| Computed tomography of abdomen and pelvis with oral contrast only (procedure) | Method | False | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 1 | 
| Computed tomography of abdomen and pelvis with oral contrast only (procedure) | Method | False | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 2 | 
| Computed tomography angiography for transcatheter aortic valve implantation planning (procedure) | Method | False | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 1 | 
| Computed tomography angiography of bronchial artery (procedure) | Method | False | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 1 | 
| Computed tomography angiography of bronchial artery (procedure) | Method | False | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 2 | 
| Positron emission tomography with computed tomography of whole body using 18F fluorothymidine (procedure) | Method | False | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 1 | 
| Positron emission tomography with computed tomography of whole body using 18F fluciclovine (procedure) | Method | False | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 1 | 
| Positron emission tomography with computed tomography of whole body using 18F fluoromisonidazole (procedure) | Method | False | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 1 | 
| Computed tomography nephrostography (procedure) | Method | False | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 1 | 
| Computed tomography of stomach with contrast (procedure) | Method | False | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 1 | 
| Prospectively electrocardiogram gated computed tomography angiography of coronary arteries (procedure) | Method | False | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 1 | 
| Retrospectively electrocardiogram gated computed tomography angiography of coronary arteries (procedure) | Method | False | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 1 | 
| Computed tomography of heart with contrast (procedure) | Method | False | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 1 | 
| Low dose computed tomography of entire skeleton (procedure) | Method | True | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 1 | 
| Percutaneous irreversible electroporation ablation of neoplasm of prostate using computed tomography guidance (procedure) | Method | False | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 2 | 
| Mobile intraoperative three-dimensional computed tomography of head (procedure) | Method | False | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 1 | 
| Mobile intraoperative three-dimensional computed tomography of cervical spine (procedure) | Method | False | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 1 | 
| Mobile intraoperative three-dimensional computed tomography of thoracic spine (procedure) | Method | False | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 1 | 
| Mobile intraoperative three-dimensional computed tomography of lumbar spine (procedure) | Method | False | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 1 | 
| Computed tomography of thorax, abdomen and pelvis with oral and intravenous contrast (procedure) | Method | False | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 1 | 
| Computed tomography of thorax, abdomen and pelvis with oral and intravenous contrast (procedure) | Method | False | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 2 | 
| Computed tomography of thorax, abdomen and pelvis with oral and intravenous contrast (procedure) | Method | False | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 3 | 
| Computed tomography of abdomen and pelvis with oral and intravenous contrast (procedure) | Method | False | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 1 | 
| Computed tomography of abdomen and pelvis with oral and intravenous contrast (procedure) | Method | False | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 2 | 
| Percutaneous irreversible electroporation ablation of neoplasm of pancreas using computed tomography guidance (procedure) | Method | False | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 2 | 
| Single photon emission computed tomography with computed tomography of bone of ankle using rhenium 186 (procedure) | Method | False | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 1 | 
| Single photon emission computed tomography with computed tomography of bone of elbow using rhenium 186 (procedure) | Method | False | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 1 | 
| Computed tomography venography of lower limb | Method | False | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 1 | 
| Single photon emission computed tomography with computed tomography of bone of knee using rhenium 186 (procedure) | Method | False | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 1 | 
| Gated positron emission tomography with computed tomography of heart using 18F sodium fluoride | Method | False | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 1 | 
| Virtual computed tomography colonoscopy with radiopaque contrast (procedure) | Method | True | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 1 | 
| Computed tomography triple phase study of pancreas (procedure) | Method | False | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 1 | 
| Computed tomography triple phase intravenous pyelogram (procedure) | Method | True | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 1 | 
| Computed tomography triple phase angiography for transcatheter aortic valve implantation planning (procedure) | Method | False | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 1 | 
| Single photon emission computed tomography using technetium 99m-3,3-diphosphono-1,2-propanodicarboxylic acid with computed tomography of cardiac amyloidosis (procedure) | Method | True | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 1 | 
| Single photon emission computed tomography with computed tomography hepatobiliary study (procedure) | Method | True | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 1 | 
| Computed tomography of left atrial appendage with contrast (procedure) | Method | True | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 1 | 
| Fine needle aspiration biopsy of mass of scalp using computed tomography guidance (procedure) | Method | False | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 2 | 
| Single photon emission computed tomography with computed tomography hepatobiliary study (procedure) | Method | True | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 2 | 
| Single photon emission computed tomography using ioflupane (123-I) with computed tomography brain dopamine transporter study (procedure) | Method | False | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Positron emission tomography with computed tomography 18F fluorodeoxyglucose imaging of cranial vertex to mid-thigh (procedure) | Method | False | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Single photon emission computed tomography using technetium 99m tetrofosmin with computed tomography of myocardial perfusion (procedure) | Method | False | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 1 | 
| Positron emission tomography with computed tomography gallium 68 prostate specific membrane antigen imaging of cranial vertex to mid-thigh (procedure) | Method | False | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Positron emission tomography with computed tomography 18F fluorodeoxyglucose imaging of cranial vertex to mid-thigh for cardiac sarcoidosis (procedure) | Method | False | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Single photon emission computed tomography using technetium 99m hydrazinonicotinamide-Tyr3-octreotide with computed tomography (procedure) | Method | False | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Injection around coccyx using computed tomography guidance (procedure) | Method | False | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 1 | 
| Computed tomography of neck, thorax, abdomen and pelvis with oral and intravenous contrast (procedure) | Method | True | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 1 | 
| Computed tomography of bilateral temporal bones, brain and neck with contrast (procedure) | Method | True | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 1 | 
| Computed tomography of bilateral temporal bones, brain and neck with contrast (procedure) | Method | True | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 2 | 
| Dynamic computed tomography of trachea (procedure) | Method | True | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 1 | 
| Computed tomography of bilateral temporal bones, brain and neck with contrast (procedure) | Method | True | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 3 | 
| Computed tomography portal venography of thorax, abdomen and pelvis with contrast | Method | True | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 1 | 
| Computed tomography portal venography of thorax, abdomen and pelvis with contrast | Method | False | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 2 | 
| Computed tomography portal venography of thorax, abdomen and pelvis with contrast | Method | True | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 3 | 
| Computed tomography portal venography of thorax, abdomen and pelvis with contrast | Method | False | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 4 | 
| Computed tomography portal venography of thorax and abdomen with contrast | Method | True | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 1 | 
| Computed tomography portal venography of thorax and abdomen with contrast | Method | False | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 2 | 
| Computed tomography portal venography of thorax and abdomen with contrast | Method | False | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 3 | 
| Gated computed tomography of thoracic aorta with contrast (procedure) | Method | True | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 1 | 
| Computed tomography triple phase of bilateral kidneys with contrast (procedure) | Method | True | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 1 | 
| Computed tomography triple phase of bilateral kidneys with contrast (procedure) | Method | True | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 2 | 
| Computed tomography of neck, thorax, abdomen and pelvis with oral and intravenous contrast (procedure) | Method | True | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 2 | 
| Computed tomography of neck, thorax, abdomen and pelvis with oral and intravenous contrast (procedure) | Method | True | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 3 | 
| Computed tomography of neck, thorax, abdomen and pelvis with oral and intravenous contrast (procedure) | Method | True | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 4 | 
| Computed tomography of bilateral adrenal glands with contrast washout (procedure) | Method | True | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 1 | 
| Computed tomography of bilateral adrenal glands with contrast washout (procedure) | Method | True | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 2 | 
| Computed tomography four phase scan of liver with contrast (procedure) | Method | True | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 1 | 
| Computed tomography dual phase of bilateral kidneys with contrast (procedure) | Method | True | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 1 | 
| Computed tomography dual phase of bilateral kidneys with contrast (procedure) | Method | True | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 2 | 
| Dynamic computed tomography of trachea (procedure) | Method | False | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 2 | 
| Dynamic computed tomography arthrography (procedure) | Method | True | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 1 | 
| Computed tomography of bilateral temporal bones, brain and neck with contrast (procedure) | Method | True | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 4 | 
| Four dimensional computed tomography of parathyroid with contrast (procedure) | Method | True | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 1 | 
| Pleural phase computed tomography of thorax with contrast (procedure) | Method | True | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 1 | 
| Computed tomography triple phase of bilateral adrenal glands with contrast (procedure) | Method | True | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 1 | 
| Computed tomography triple phase of bilateral adrenal glands with contrast (procedure) | Method | True | Computed tomography imaging - action | Inferred relationship | Existential restriction modifier | 2 |