| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Poliomyelitis osteopathy of the forearm | Is a | True | Disorder of forearm | Inferred relationship | Some |  | 
| Paget's disease-radius | Is a | True | Disorder of forearm | Inferred relationship | Some |  | 
| Paget's disease-ulna | Is a | True | Disorder of forearm | Inferred relationship | Some |  | 
| Sprain wrist extensors | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Sprain wrist flexors | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Sprain tendon of thumb | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Sprain tendon of finger | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Open wound of lower arm with tendon involvement | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Complete division flexor tendon wrist | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Partial division flexor tendon wrist | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Severe multi tissue damage lower arm | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Massive multi tissue damage lower arm | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Complete division, flexor digitorum superficialis tendon | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Complete division, both flexor tendons | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Complete division, extensor digitorum tendon | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Partial division, flexor digitorum superficialis tendon | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Partial division both flexor tendons | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Partial division, extensor digitorum tendon | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Closed injury, ulnar nerve, deep motor | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Open injury, ulnar nerve, deep motor | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Complication of reattached forearm | Is a | True | Disorder of forearm | Inferred relationship | Some |  | 
| Osteochondritis of the distal ulna | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Rupture of tendon of wrist | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Fracture of radius and/or ulna due to birth trauma | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Deformity of radius | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Deformity of ulna | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Dislocation of radius - distal | Is a | True | Disorder of forearm | Inferred relationship | Some |  | 
| Traumatic division flexor tendon hand | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Ununited anconeal process | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Medial coronoid process disease | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Haemarthrosis of forearm | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Osteomyelitis of forearm | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Carbuncle of forearm | Is a | True | Disorder of forearm | Inferred relationship | Some |  | 
| Radial styloid tenosynovitis | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Crystal arthropathy of forearm | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Periostitis of forearm | Is a | True | Disorder of forearm | Inferred relationship | Some |  | 
| Sexually acquired reactive arthropathy of the forearm | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Acute lymphangitis of forearm | Is a | True | Disorder of forearm | Inferred relationship | Some |  | 
| Furuncle of forearm | Is a | True | Disorder of forearm | Inferred relationship | Some |  | 
| Ankylosis of joint of forearm | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Pyogenic arthritis of forearm | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Osteitis of forearm | Is a | True | Disorder of forearm | Inferred relationship | Some |  | 
| Blister of forearm without infection | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Abscess of forearm | Is a | True | Disorder of forearm | Inferred relationship | Some |  | 
| Contracture of joint of forearm | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Brachioradial summer pruritus | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Dislocation of radial head | Is a | True | Disorder of forearm | Inferred relationship | Some |  | 
| Extensor tenosynovitis of thumb | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Dupuytren's disease of finger | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Splinter of lower arm, without major open wound, infected | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Pathological dislocation of the forearm | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Ankylosis of joint of forearm | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Deformity of radius | Is a | True | Disorder of forearm | Inferred relationship | Some |  | 
| Deformity of ulna | Is a | True | Disorder of forearm | Inferred relationship | Some |  | 
| Neuralgia/neuritis - forearm | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Acquired forearm deformity | Is a | True | Disorder of forearm | Inferred relationship | Some |  | 
| Dupuytren's disease of palm | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Contracture of palmar fascia | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Congenital absence of upper arm AND forearm | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Degenerative joint disease of forearm | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Secondary localised osteoarthrosis of forearm | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Effusion of joint of forearm | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Extensor tenosynovitis of finger | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Rupture flexor digitorum superficialis tendon | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Subluxation of radial head | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Carbuncle of upper arm and forearm | Is a | True | Disorder of forearm | Inferred relationship | Some |  | 
| Rupture extensor digitorum tendon | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Rupture of tendon of wrist | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Blister of forearm with infection | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Unilateral traumatic amputation below elbow with complication | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Flexor tenosynovitis of thumb | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Rupture flexor pollicis longus | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Rupture of extensor pollicis longus | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Volkmann's contracture | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Contracture of flexor pollicis longus | Is a | True | Disorder of forearm | Inferred relationship | Some |  | 
| Contracture of flexor digitorum superficialis | Is a | True | Disorder of forearm | Inferred relationship | Some |  | 
| Contracture of flexor digitorum profundus | Is a | True | Disorder of forearm | Inferred relationship | Some |  | 
| Articular cartilage disorder of forearm | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Incomplete congenital absence of arm AND forearm | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Wood splinter in forearm | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Fracture malunion - forearm | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Infection of radius | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Osteochondritis of the distal ulna | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Juvenile osteochondrosis of lower ulna | Is a | True | Disorder of forearm | Inferred relationship | Some |  | 
| Closed subluxation of radial head | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Congenital absence of upper arm AND forearm | Is a | True | Disorder of forearm | Inferred relationship | Some |  | 
| Foreign body in forearm | Is a | True | Disorder of forearm | Inferred relationship | Some |  | 
| Contracture of tendon of wrist and hand | Is a | True | Disorder of forearm | Inferred relationship | Some |  | 
| Acquired forearm deformity | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Tendinitis of extensor pollicis longus | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Infection of bone of radius and/or ulna | Is a | True | Disorder of forearm | Inferred relationship | Some |  | 
| Tendinitis of extensor indicis | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Tendinitis of flexor carpi ulnaris | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Compartment syndrome of forearm due to traumatic injury | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Blister of forearm without infection | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Superficial radial nerve lesion | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Radial styloid tenosynovitis | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Congenital thickening of ulna | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Humeroradial synostosis | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Madelung's deformity | Is a | False | Disorder of forearm | Inferred relationship | Some |  | 
| Duplication of radius | Is a | False | Disorder of forearm | Inferred relationship | Some |  |