| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Traction injury of brachial plexus | Is a | True | Injury of brachial plexus | Inferred relationship | Existential restriction modifier |  | 
| Radiation damage to brachial plexus | Is a | True | Injury of brachial plexus | Inferred relationship | Existential restriction modifier |  | 
| Compression of brachial plexus | Is a | False | Injury of brachial plexus | Inferred relationship | Existential restriction modifier |  | 
| Saturday night paralysis | Is a | False | Injury of brachial plexus | Inferred relationship | Existential restriction modifier |  | 
| Injury to brachial plexus as birth trauma | Is a | True | Injury of brachial plexus | Inferred relationship | Existential restriction modifier |  | 
| Closed injury, brachial plexus, upper roots | Is a | False | Injury of brachial plexus | Inferred relationship | Existential restriction modifier |  | 
| Closed injury, brachial plexus, lower roots | Is a | False | Injury of brachial plexus | Inferred relationship | Existential restriction modifier |  | 
| Closed injury, brachial plexus, all roots (complete) | Is a | False | Injury of brachial plexus | Inferred relationship | Existential restriction modifier |  | 
| Open injury, brachial plexus, upper roots | Is a | False | Injury of brachial plexus | Inferred relationship | Existential restriction modifier |  | 
| Open injury, brachial plexus, lower roots | Is a | False | Injury of brachial plexus | Inferred relationship | Existential restriction modifier |  | 
| Open injury, brachial plexus, all roots (complete) | Is a | False | Injury of brachial plexus | Inferred relationship | Existential restriction modifier |  | 
| Superficial radial nerve lesion | Is a | False | Injury of brachial plexus | Inferred relationship | Existential restriction modifier |  | 
| Crutch paralysis | Is a | False | Injury of brachial plexus | Inferred relationship | Existential restriction modifier |  | 
| Injury of axillary nerve | Is a | False | Injury of brachial plexus | Inferred relationship | Existential restriction modifier |  | 
| Injury of ulnar nerve | Is a | False | Injury of brachial plexus | Inferred relationship | Existential restriction modifier |  | 
| Injury of median nerve | Is a | False | Injury of brachial plexus | Inferred relationship | Existential restriction modifier |  | 
| Suprascapular nerve injury | Is a | False | Injury of brachial plexus | Inferred relationship | Existential restriction modifier |  | 
| Long thoracic nerve injury | Is a | False | Injury of brachial plexus | Inferred relationship | Existential restriction modifier |  | 
| Injury of musculocutaneous nerve | Is a | False | Injury of brachial plexus | Inferred relationship | Existential restriction modifier |  | 
| Radial nerve compression | Is a | False | Injury of brachial plexus | Inferred relationship | Existential restriction modifier |  | 
| Erb-Duchenne palsy as birth trauma | Is a | False | Injury of brachial plexus | Inferred relationship | Existential restriction modifier |  | 
| Suprascapular nerve compression | Is a | False | Injury of brachial plexus | Inferred relationship | Existential restriction modifier |  | 
| Erb-Duchenne palsy as birth trauma | Is a | False | Injury of brachial plexus | Inferred relationship | Existential restriction modifier |  | 
| Proximal median neuropathy | Is a | False | Injury of brachial plexus | Inferred relationship | Existential restriction modifier |  | 
| Injury of radial nerve | Is a | False | Injury of brachial plexus | Inferred relationship | Existential restriction modifier |  | 
| Injury of brachial plexus cord | Is a | True | Injury of brachial plexus | Inferred relationship | Existential restriction modifier |  | 
| Injury of brachial plexus division | Is a | True | Injury of brachial plexus | Inferred relationship | Existential restriction modifier |  | 
| Injury of brachial plexus trunk | Is a | True | Injury of brachial plexus | Inferred relationship | Existential restriction modifier |  | 
| Pancoast's syndrome | Is a | False | Injury of brachial plexus | Inferred relationship | Existential restriction modifier |  |