| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Axillary nerve lesion | Is a | True | Upper limb nerve lesion | Inferred relationship | Existential restriction modifier |  | 
| Suprascapular nerve lesion | Is a | True | Upper limb nerve lesion | Inferred relationship | Existential restriction modifier |  | 
| Musculocutaneous nerve lesion | Is a | True | Upper limb nerve lesion | Inferred relationship | Existential restriction modifier |  | 
| Lesion of medial cutaneous nerve of forearm | Is a | True | Upper limb nerve lesion | Inferred relationship | Existential restriction modifier |  | 
| Digital nerve lesion | Is a | True | Upper limb nerve lesion | Inferred relationship | Existential restriction modifier |  | 
| Injury of nerve of upper extremity | Is a | False | Upper limb nerve lesion | Inferred relationship | Existential restriction modifier |  | 
| Ulnar nerve lesion | Is a | False | Upper limb nerve lesion | Inferred relationship | Existential restriction modifier |  | 
| Radial neuropathy | Is a | False | Upper limb nerve lesion | Inferred relationship | Existential restriction modifier |  | 
| Median neuropathy | Is a | False | Upper limb nerve lesion | Inferred relationship | Existential restriction modifier |  | 
| Ulnar nerve palsy | Is a | False | Upper limb nerve lesion | Inferred relationship | Existential restriction modifier |  | 
| Injury of nerves at shoulder and upper arm level | Is a | False | Upper limb nerve lesion | Inferred relationship | Existential restriction modifier |  | 
| Other upper limb mononeuritis | Is a | False | Upper limb nerve lesion | Inferred relationship | Existential restriction modifier |  | 
| Mononeuritis upper limb NOS | Is a | False | Upper limb nerve lesion | Inferred relationship | Existential restriction modifier |  | 
| [X]Other mononeuropathies of upper limb | Is a | False | Upper limb nerve lesion | Inferred relationship | Existential restriction modifier |  | 
| [X]Injury of other nerves at forearm level | Is a | False | Upper limb nerve lesion | Inferred relationship | Existential restriction modifier |  | 
| [X]Injury of unspecified nerve at forearm level | Is a | False | Upper limb nerve lesion | Inferred relationship | Existential restriction modifier |  | 
| Lesion of median nerve | Is a | True | Upper limb nerve lesion | Inferred relationship | Existential restriction modifier |  | 
| Median neuropathy | Is a | False | Upper limb nerve lesion | Inferred relationship | Existential restriction modifier |  | 
| Lesion of ulnar nerve | Is a | True | Upper limb nerve lesion | Inferred relationship | Existential restriction modifier |  | 
| Mononeuritis of upper limb | Is a | False | Upper limb nerve lesion | Inferred relationship | Existential restriction modifier |  | 
| Malignant neoplasm of peripheral nerves of upper limb, including shoulder | Is a | False | Upper limb nerve lesion | Inferred relationship | Existential restriction modifier |  | 
| Benign neoplasm of peripheral nerves of upper limb | Is a | False | Upper limb nerve lesion | Inferred relationship | Existential restriction modifier |  | 
| Primary malignant neoplasm of peripheral nerves of upper limb | Is a | False | Upper limb nerve lesion | Inferred relationship | Existential restriction modifier |  | 
| Compression neuropathy of upper limb | Is a | False | Upper limb nerve lesion | Inferred relationship | Existential restriction modifier |  | 
| Mononeuritis of upper limb | Is a | False | Upper limb nerve lesion | Inferred relationship | Existential restriction modifier |  | 
| Lesion of sensory branch of radial nerve | Is a | True | Upper limb nerve lesion | Inferred relationship | Existential restriction modifier |  | 
| Injury of nerve of upper extremity | Is a | False | Upper limb nerve lesion | Inferred relationship | Existential restriction modifier |  | 
| Lesion of radial nerve | Is a | True | Upper limb nerve lesion | Inferred relationship | Existential restriction modifier |  | 
| Compression neuropathy of upper limb | Is a | True | Upper limb nerve lesion | Inferred relationship | Existential restriction modifier |  | 
| Neoplasm of peripheral nerves of upper limb | Is a | True | Upper limb nerve lesion | Inferred relationship | Existential restriction modifier |  | 
| Posterior interosseous nerve lesion | Is a | True | Upper limb nerve lesion | Inferred relationship | Existential restriction modifier |  | 
| Anterior interosseous nerve lesion | Is a | True | Upper limb nerve lesion | Inferred relationship | Existential restriction modifier |  | 
| Lesion of lateral cutaneous nerve of forearm | Is a | False | Upper limb nerve lesion | Inferred relationship | Existential restriction modifier |  | 
| Injury of nerves at shoulder and upper arm level | Is a | False | Upper limb nerve lesion | Inferred relationship | Existential restriction modifier |  | 
| Superficial radial nerve lesion | Is a | False | Upper limb nerve lesion | Inferred relationship | Existential restriction modifier |  | 
| Complex regional pain syndrome, type II, upper limb | Is a | True | Upper limb nerve lesion | Inferred relationship | Existential restriction modifier |  | 
| Injury of multiple nerves at forearm level | Is a | True | Upper limb nerve lesion | Inferred relationship | Existential restriction modifier |  | 
| Closed injury, median nerve, palmar sensory branch | Is a | True | Upper limb nerve lesion | Inferred relationship | Existential restriction modifier |  | 
| Open injury, median nerve, palmar sensory branch | Is a | True | Upper limb nerve lesion | Inferred relationship | Existential restriction modifier |  | 
| Open injury, ulnar nerve, palmar sensory | Is a | True | Upper limb nerve lesion | Inferred relationship | Existential restriction modifier |  | 
| Injury of nerve of shoulder region | Is a | True | Upper limb nerve lesion | Inferred relationship | Existential restriction modifier |  | 
| Laceration of nerve of upper extremity | Is a | True | Upper limb nerve lesion | Inferred relationship | Existential restriction modifier |  | 
| Closed injury, median nerve, motor branch | Is a | True | Upper limb nerve lesion | Inferred relationship | Existential restriction modifier |  | 
| Open injury, median nerve, motor branch | Is a | True | Upper limb nerve lesion | Inferred relationship | Existential restriction modifier |  | 
| Closed injury, ulnar nerve, palmar sensory | Is a | True | Upper limb nerve lesion | Inferred relationship | Existential restriction modifier |  | 
| Closed injury, ulnar nerve, deep motor | Is a | True | Upper limb nerve lesion | Inferred relationship | Existential restriction modifier |  | 
| Open injury, ulnar nerve, deep motor | Is a | True | Upper limb nerve lesion | Inferred relationship | Existential restriction modifier |  | 
| Injury of nerve at hand level | Is a | True | Upper limb nerve lesion | Inferred relationship | Existential restriction modifier |  | 
| Closed injury of intercostobrachial nerve | Is a | True | Upper limb nerve lesion | Inferred relationship | Existential restriction modifier |  | 
| Open injury of intercostobrachial nerve | Is a | True | Upper limb nerve lesion | Inferred relationship | Existential restriction modifier |  | 
| Injury of multiple nerves in hand | Is a | True | Upper limb nerve lesion | Inferred relationship | Existential restriction modifier |  | 
| Injury of multiple nerves in wrist | Is a | True | Upper limb nerve lesion | Inferred relationship | Existential restriction modifier |  | 
| Injury of cutaneous sensory nerve at forearm level | Is a | True | Upper limb nerve lesion | Inferred relationship | Existential restriction modifier |  | 
| Closed injury, ulnar nerve, dorsal sensory | Is a | True | Upper limb nerve lesion | Inferred relationship | Existential restriction modifier |  | 
| Open injury, ulnar nerve, dorsal sensory | Is a | True | Upper limb nerve lesion | Inferred relationship | Existential restriction modifier |  | 
| [X]Injury of other nerves at forearm level | Is a | False | Upper limb nerve lesion | Inferred relationship | Existential restriction modifier |  | 
| [X]Other mononeuropathies of upper limb | Is a | False | Upper limb nerve lesion | Inferred relationship | Existential restriction modifier |  | 
| [X]Injury of unspecified nerve at forearm level | Is a | False | Upper limb nerve lesion | Inferred relationship | Existential restriction modifier |  | 
| Other upper limb mononeuritis | Is a | False | Upper limb nerve lesion | Inferred relationship | Existential restriction modifier |  |