| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Repair of flexor tendon forearm, wrist, hand | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Repair of extensor tendon forearm, wrist, hand | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Resection of annular ligament of radius | Is a | True | Operative procedure on forearm | Inferred relationship | Some |  | 
| Open reduction of dislocation of proximal radio-ulnar joint | Is a | True | Operative procedure on forearm | Inferred relationship | Some |  | 
| Closed reduction of dislocation of proximal radioulnar joint with internal fixation | Is a | True | Operative procedure on forearm | Inferred relationship | Some |  | 
| Tendon transfer to extensor tendon of hand | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Release of contracture of forearm | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Closed reduction of fracture of radius and/or ulna | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Revision release ulna- correction for congenital deformity of forearm | Is a | True | Operative procedure on forearm | Inferred relationship | Some |  | 
| Harvest of palmaris longus tendon | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Harvest of bone from radius | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Harvest of bone from ulna | Is a | True | Operative procedure on forearm | Inferred relationship | Some |  | 
| Forearm incision | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Implantation to forearm | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Injection to forearm | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Repair in forearm | Is a | True | Operative procedure on forearm | Inferred relationship | Some |  | 
| Destructive procedure in forearm | Is a | True | Operative procedure on forearm | Inferred relationship | Some |  | 
| Transplant of tissue of forearm | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Manipulation of forearm | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Ostectomy of ulna | Is a | True | Operative procedure on forearm | Inferred relationship | Some |  | 
| Fluoroscopic venography of superficial forearm vein using contrast with insertion of stent | Is a | True | Operative procedure on forearm | Inferred relationship | Some |  | 
| Procedure on bone of forearm | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Arrest of bone growth of ulna | Is a | True | Operative procedure on forearm | Inferred relationship | Some |  | 
| Osteoplasty of radius | Is a | True | Operative procedure on forearm | Inferred relationship | Some |  | 
| Prophylactic treatment of ulna with methyl methacrylate | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Internal fixation of bone of radius | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Excision of tumour from forearm area, deep, intramuscular | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Sequestrectomy of forearm | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Prophylactic treatment of ulna with methyl methacrylate | Is a | True | Operative procedure on forearm | Inferred relationship | Some |  | 
| Osteoclasis of ulna | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Partial excision of radius | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Excision of tumour from forearm area, deep, intramuscular | Is a | True | Operative procedure on forearm | Inferred relationship | Some |  | 
| Zancolli reconstruction stage 1 | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Zancolli reconstruction stage 2 | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Open reduction of fracture of ulna with internal fixation | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Open tenotomy of flexor tendon of forearm | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Osteotomy of ulna | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Change in bone length of ulna | Is a | True | Operative procedure on forearm | Inferred relationship | Some |  | 
| Tenolysis of flexor tendon of forearm | Is a | True | Operative procedure on forearm | Inferred relationship | Some |  | 
| Reduction of closed ulnar styloid fracture | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Open tenotomy of extensor tendon of forearm | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Removal of internal fixation device of ulna | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Internal fixation of bone of ulna | Is a | True | Operative procedure on forearm | Inferred relationship | Some |  | 
| Intramedullary nailing of ulna | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Tenolysis of extensor tendon of forearm | Is a | True | Operative procedure on forearm | Inferred relationship | Some |  | 
| Operation for injury of radius AND ulna | Is a | True | Operative procedure on forearm | Inferred relationship | Some |  | 
| Diagnostic procedure on ulna | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Debridement of open fracture of ulna | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Amputation of forearm through radius AND ulna | Is a | True | Operative procedure on forearm | Inferred relationship | Some |  | 
| Fitting of prosthesis or prosthetic device of lower arm | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Excision of lesion of tendon sheath of forearm | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Tenolysis of flexor tendon of forearm | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Epiphysiodesis of distal radius | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Manual reduction of closed fracture of proximal end of ulna | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Diagnostic procedure on radius | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Removal of internal fixation device of radius | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Fasciotomy forearm | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Exploration for removal of deep foreign body of forearm | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Transplant of tissue of forearm | Is a | True | Operative procedure on forearm | Inferred relationship | Some |  | 
| Deep incision with opening of bone cortex of forearm | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Operation on fascia of hand | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Decompression fasciotomy of flexor compartment | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Incision of bone of ulna | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Decompression fasciotomy of extensor compartment | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Decompression fasciotomy of wrist | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Grafting of bone of ulna | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Replantation of forearm | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Arrest of bone growth of radius | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Debridement of open fracture of radius | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Closed reduction of separated epiphysis of radius AND ulna | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Reduction of closed ulnar styloid fracture | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Transposition of tissue of forearm | Is a | True | Operative procedure on forearm | Inferred relationship | Some |  | 
| Excision of tumour from forearm area, deep, subfascial | Is a | True | Operative procedure on forearm | Inferred relationship | Some |  | 
| Sequestrectomy of forearm | Is a | True | Operative procedure on forearm | Inferred relationship | Some |  | 
| Radical resection of tumour of soft tissue of forearm area | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Closed reduction of fracture of radius AND ulna with internal fixation | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Radical resection of tumour of soft tissue of forearm area | Is a | True | Operative procedure on forearm | Inferred relationship | Some |  | 
| Implant removal of radial head | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Prophylactic treatment of radius with methyl methacrylate | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Release for tenosynovitis of external pollicis brevis | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Incision and drainage of haematoma of forearm | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Release for tenosynovitis of abductor pollicis longus | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Removal of internal fixation device of ulna | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Incision and drainage of forearm for deep abscess | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Internal fixation of bone of ulna | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Reduction of closed Monteggia type of fracture dislocation at elbow | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Biopsy of soft tissue of forearm, deep | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Incision and drainage of forearm for deep abscess | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Excision of lesion of bone of radius | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Biopsy of soft tissue of forearm, superficial | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Tenolysis of extensor tendon of forearm | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Forearm incision | Is a | True | Operative procedure on forearm | Inferred relationship | Some |  | 
| Forearm tendon exteriorisation cineplasty | Is a | True | Operative procedure on forearm | Inferred relationship | Some |  | 
| Grafting of bone of radius | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Bone graft of radius and ulna | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Reconstruction of below-elbow amputation | Is a | True | Operative procedure on forearm | Inferred relationship | Some |  | 
| Removal of internal fixation device of radius | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Insertion of bone growth stimulator into radius AND ulna | Is a | True | Operative procedure on forearm | Inferred relationship | Some |  | 
| Implant removal of radial head | Is a | False | Operative procedure on forearm | Inferred relationship | Some |  | 
| Decompression of posterior interosseous nerve in forearm | Is a | True | Operative procedure on forearm | Inferred relationship | Some |  | 
| Decompression of anterior interosseous nerve in forearm | Is a | True | Operative procedure on forearm | Inferred relationship | Some |  |