| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Fluoroscopic monitoring and radiography for cardiac pacemaker insertion | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Postoperative fluoroscopy | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Diagnostic radiography of chest, stereo | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier | 1 | 
| Diagnostic radiography of scapula | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier | 2 | 
| Soft tissue X-ray of lower limb | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Radiography of chest wall | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier | 2 | 
| Clivogram | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier | 3 | 
| Ultrasound cephalometrics | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier | 4 | 
| Radiography of chest | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier | 2 | 
| X-ray of skull | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier | 3 | 
| Fluoroscopy to assist endoscopic maneuver | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Routine chest X-ray | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier | 1 | 
| Radiography of pelvic soft tissue | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Diagnostic radiologic examination with fluoroscopy of chest | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Soft tissue X-ray of abdominal wall | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Radiography of soft tissue of hip | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Obstetric cephalometry | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier | 4 | 
| Myelogram of posterior fossa | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier | 3 | 
| Polytomography | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Fistulogram of chest wall | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier | 2 | 
| Diagnostic radiography of chest, oblique, standard | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier | 1 | 
| Radiologic examination of complete spine, anteroposterior and lateral | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier | 2 | 
| Diagnostic radiography of chest, posteroanterior | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier | 1 | 
| Diagnostic radiography of facial bones | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier | 3 | 
| Cerebrospinal fluid flow imaging, cisternography | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier | 4 | 
| Unilateral tomographic imaging of kidney | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Radiography of soft tissue of ankle | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Radiography of upper limb | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier | 1 | 
| Fluoroscopy for foreign body localization | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Diagnostic radiography of ribs, bilateral | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier | 3 | 
| Fluoroscopy, serial films | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Arthrography of shoulder | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier | 5 | 
| Radiography of spine | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier | 2 | 
| Lymphangiography of upper extremities, bilateral | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier | 3 | 
| Radiography of zygomaticomaxillary complex | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier | 1 | 
| Cardiac fluoroscopy | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Cerebrospinal fluid flow imaging, tomographic | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Lymphangiogram of upper extremity | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier | 3 | 
| Lumbosacral myelography | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier | 2 | 
| Radiography for bone age studies | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Fluoroscopic localization for transbronchial biopsy | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Diagnostic radiography of soft tissues | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Bone imaging, tomographic | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Plain film by body site | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Plain film diagnostic procedure | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Plain X-ray base of skull | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier | 1 | 
| Instability views spine | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier | 3 | 
| Stress X-ray shoulder joint | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier | 2 | 
| Plain X-ray abdomen | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Soft tissue X-ray face | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier | 1 | 
| Standard chest X-ray | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier | 1 | 
| Soft tissue X-ray chest | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier | 1 | 
| Soft tissue X-ray chest wall | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier | 2 | 
| Soft tissue X-ray pleura | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier | 2 | 
| Soft tissue X-ray heart | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier | 2 | 
| Soft tissue X-ray thoracic aorta | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier | 2 | 
| Soft tissue X-ray diaphragm | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier | 2 | 
| Upper abdomen soft tissue X-ray | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Cardioesophageal X-ray | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Soft tissue X-ray lymph nodes | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Soft tissue X-ray veins | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Soft tissue X-ray arteries | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Fluoroscopy - brain | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Fluoroscopy - skull | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Fluoroscopy of cervical vertebral column | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Fluoroscopy - skeleton/limbs | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Fluoroscopy -heart/mediastinum | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Fluoroscopy - lungs | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Fluoroscopy - chest wall | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Fluoroscopy of esophagus | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Fluoroscopy - intestine -small | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Fluoroscopy - intestine -large | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Fluoroscopy - stomach | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Fluoroscopy - rectum | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Fluoroscopy - gallbladder | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Fluoroscopy - urinary tract | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Fluoroscopy - female genital | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Fluoroscopy and radiography | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Fluoroscopy and radiography - brain | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Fluoroscopy and radiography - skull | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Fluoroscopy and radiography - cervical column | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Fluoroscopy and radiography - skeleton | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Fluoroscopy and radiography - heart | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Fluoroscopy and radiography - mediastinum | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Fluoroscopy and radiography - lungs | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Fluoroscopy and radiography - chest wall | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Fluoroscopy and radiography - digestive | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Fluoroscopy and radiography - urinary | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Fluoroscopy and radiography - female genital | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Tomography - head/neck | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Tomography - skeleton/limbs | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Tomography - larynx/trachea | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Tomography - gallbladder | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Tomography - kidneys | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Tomography - chest | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Kymography - heart | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Kymography - great vessels | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Kymography - lungs | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Kymography - diaphragm | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  | 
| Postmortem radiographic imaging of skull | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier | 2 | 
| Postmortem radiographic imaging of soft tissue | Method | False | Plain X-ray imaging - action | Inferred relationship | Existential restriction modifier |  |