| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| All bone marrow | Is a | False | Bone structure | Inferred relationship | Existential restriction modifier |  | 
| Regional bone structure | Is a | True | Bone structure | Inferred relationship | Existential restriction modifier |  | 
| Sesamoid bone structure | Is a | False | Bone structure | Inferred relationship | Existential restriction modifier |  | 
| Periarticular bone structure | Is a | False | Bone structure | Inferred relationship | Existential restriction modifier |  | 
| Bone part | Is a | True | Bone structure | Inferred relationship | Existential restriction modifier |  | 
| Structure of region of bone | Is a | False | Bone structure | Inferred relationship | Existential restriction modifier |  | 
| Entire bony skeleton | Is a | False | Bone structure | Inferred relationship | Existential restriction modifier |  | 
| Structure of bony skeleton subdivision | Is a | False | Bone structure | Inferred relationship | Existential restriction modifier |  | 
| Structure of type of bone | Is a | True | Bone structure | Inferred relationship | Existential restriction modifier |  | 
| Structure of short bone | Is a | False | Bone structure | Inferred relationship | Existential restriction modifier |  | 
| Baculum | Is a | False | Bone structure | Inferred relationship | Existential restriction modifier |  | 
| Bone (tissue) structure | Is a | False | Bone structure | Inferred relationship | Existential restriction modifier |  | 
| Ear ossicle structure | Is a | False | Bone structure | Inferred relationship | Existential restriction modifier |  | 
| Medullary cavity of bone structure | Is a | False | Bone structure | Inferred relationship | Existential restriction modifier |  | 
| Splint bones of hindlimb | Is a | False | Bone structure | Inferred relationship | Existential restriction modifier |  | 
| Synsacrum | Is a | False | Bone structure | Inferred relationship | Existential restriction modifier |  | 
| Nutrient canal structure | Is a | False | Bone structure | Inferred relationship | Existential restriction modifier |  | 
| Fetal bone structure | Is a | True | Bone structure | Inferred relationship | Existential restriction modifier |  | 
| Structure of transplanted skeletal bone | Is a | False | Bone structure | Inferred relationship | Existential restriction modifier |  | 
| Entire bone organ | Is a | False | Bone structure | Inferred relationship | Existential restriction modifier |  | 
| Other specified part of skull or spine, bones or joints | Is a | False | Bone structure | Inferred relationship | Existential restriction modifier |  | 
| Skull and spine, bones and joints NOS | Is a | False | Bone structure | Inferred relationship | Existential restriction modifier |  | 
| Repair of retinal detachment with xenon arc photocoagulation | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 2 | 
| Ehlers-Danlos syndrome, non hydroxylysine deficient ocular type | Finding site | False | Bone structure | Inferred relationship | Existential restriction modifier | 1 | 
| Lack of bone formation | Finding site | False | Bone structure | Inferred relationship | Existential restriction modifier |  | 
| Dumbbell ossification | Finding site | True | Bone structure | Inferred relationship | Existential restriction modifier | 2 | 
| Bipartite ossification | Finding site | False | Bone structure | Inferred relationship | Existential restriction modifier | 1 | 
| Interrupted ossification | Finding site | True | Bone structure | Inferred relationship | Existential restriction modifier | 1 | 
| Postmenopausal osteoporosis | Finding site | False | Bone structure | Inferred relationship | Existential restriction modifier | 2 | 
| Increased bone formation | Finding site | False | Bone structure | Inferred relationship | Existential restriction modifier |  | 
| Manual reduction of closed fracture of talus with percutaneous pinning | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 6 | 
| Ethmoid sinuses X-ray | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 2 | 
| Frontal sinuses X-ray | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 2 | 
| Maxillary sinuses X-ray | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 2 | 
| Mastoid processes X-ray | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 2 | 
| Salter operation | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 7 | 
| Open fracture of tibia and fibula, proximal NOS | Finding site | False | Bone structure | Inferred relationship | Existential restriction modifier | 3 | 
| Closed fracture ankle, bimalleolar, low fibular fracture | Finding site | False | Bone structure | Inferred relationship | Existential restriction modifier | 3 | 
| Closed fracture ankle, bimalleolar, high fibular fracture | Finding site | False | Bone structure | Inferred relationship | Existential restriction modifier | 3 | 
| Innominate osteotomy | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 7 | 
| Total excision of bony orbit and contents | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 2 | 
| Excision or destruction of orbital lesion | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 2 | 
| Repair of orbit proper | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 2 | 
| Biopsy of orbital lesion | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 2 | 
| Drainage of orbit | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 2 | 
| Removal of foreign body from orbit | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 2 | 
| Transposition of ligament of orbit | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 2 | 
| Insertion of orbital floor implant | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 2 | 
| Removal of orbital floor implant | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 2 | 
| Cauterization of corneal lesion | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 2 | 
| Radiotherapy of corneal lesion | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 2 | 
| Panretinal photocoagulation for glaucoma | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 2 | 
| Septovomerine osteotomy | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 2 | 
| Peripheral visual field examination | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 2 | 
| Perimetry | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 2 | 
| Change of prescription of spectacles | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 2 | 
| Manual reduction of closed fracture of shaft of radius | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 3 | 
| Debridement of open fracture of phalanges of foot | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 3 | 
| Excision of humerus for graft | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 1 | 
| Reduction of closed sacral fracture | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 1 | 
| Fractures involving multiple body regions | Finding site | False | Bone structure | Inferred relationship | Existential restriction modifier | 1 | 
| Excisional biopsy of skull | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 2 | 
| Revision of enucleation of socket | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 2 | 
| Biopsy of skull | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 2 | 
| Transfer of bone shaft, fibula into tibia | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 2 | 
| Open reduction of fracture of foot | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 3 | 
| Operation for bone injury of tarsals and metatarsals | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 2 | 
| Visual field examination and evaluation, limited | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 2 | 
| Closed reduction of fracture of tibia and fibula | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 2 | 
| Anterior cord syndrome co-occurrent and due to open fracture of C1-C4 level | Finding site | False | Bone structure | Inferred relationship | Existential restriction modifier | 3 | 
| Epiphysiodesis of distal radius and ulna | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 2 | 
| Closed reduction of fracture of fibula | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 2 | 
| First postoperative examination and eye dressing | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 2 | 
| Distant cutaneous pedicle flap, osseomyocutaneous | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 1 | 
| Reconstruction using distant subcutaneous pedicle osteomyocutaneous flap | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 1 | 
| Reconstruction using distant osteomyocutaneous flap with microvascular anastomosis | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 4 | 
| Removal of internal fixation device from phalanges of hand | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 2 | 
| Closed fracture of vertebral column with spinal cord injury | Finding site | False | Bone structure | Inferred relationship | Existential restriction modifier | 3 | 
| Open reduction of fracture of radius and ulna | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 3 | 
| Revision of exenteration of cavity of orbit | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 2 | 
| Repair of retina for retinal tear or defect by xenon arc photocoagulation | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 2 | 
| Opening of suture of cranium | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 2 | 
| Removal of prosthesis from cranium | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 2 | 
| Frontofacial advancement | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 7 | 
| Reduction of fracture of maxilla | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 2 | 
| Radiotherapy to orbital lesion | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 2 | 
| Reconstruction of orbital cavity with conjunctival flap | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 2 | 
| Reconstruction of orbital cavity with dermofat graft | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 2 | 
| Correction of hypertelorism | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 2 | 
| Correction of hypotelorism | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 2 | 
| Correction of vertical orbital dystopia | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 2 | 
| Correction of rotational orbital dystopia | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 2 | 
| Exploration of mandible | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 1 | 
| Dislocated jaw reduced | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 3 | 
| Spinal epiphysiodesis | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 2 | 
| Prosthetic replacement of bone | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 1 | 
| Prosthetic replacement of bone | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 2 | 
| External fixation of fractured nasal bones | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 3 | 
| Closed reduction of fracture of phalanges of foot with internal fixation | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 6 | 
| Step cut lengthening of bone | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 1 | 
| Drainage of bone | Procedure site | False | Bone structure | Inferred relationship | Existential restriction modifier | 1 |