| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Skin structure of lower back | Is a | True | Skin of part of back | Inferred relationship | Existential restriction modifier |  | 
| Skin of region of spine | Is a | False | Skin of part of back | Inferred relationship | Existential restriction modifier |  | 
| Skin structure of upper back | Is a | True | Skin of part of back | Inferred relationship | Existential restriction modifier |  | 
| Skin structure of vertebral area | Is a | False | Skin of part of back | Inferred relationship | Existential restriction modifier |  | 
| Carbuncle of back | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier | 2 | 
| Boil of back | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier | 1 | 
| Degloving injury back | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier |  | 
| Abrasion, interscapular | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier | 3 | 
| Abrasion, back | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier | 3 | 
| Insect bite, nonvenomous, of interscapular region | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier | 2 | 
| Insect bite, nonvenomous, of back | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier | 2 | 
| Abrasion, scapular area | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier | 3 | 
| Full thickness burn of back (excluding buttock) | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier | 2 | 
| Pressure injury of back | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier | 1 | 
| Nonvenomous insect bite of interscapular region without infection | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier | 2 | 
| Contusion of back | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier |  | 
| Open wound of back | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier |  | 
| Traumatic blister of back | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier |  | 
| Laceration of back | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier | 1 | 
| Scratch of back | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier |  | 
| Metal foreign body in back | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier | 1 | 
| Fishing hook in back | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier | 1 | 
| Glass in back | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier | 1 | 
| Wood splinter in back | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier | 1 | 
| Cut of back | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier |  | 
| Human bite of back | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier |  | 
| Dog bite of back | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier |  | 
| Animal bite of back | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier |  | 
| Foreign body in skin of back | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier | 1 | 
| Lipoma of back | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier |  | 
| Abscess of back | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier |  | 
| Cellulitis of skin of back | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier | 2 | 
| Superficial foreign body of interscapular region without major open wound AND without infection | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier | 1 | 
| Abscess of back, except buttock | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier |  | 
| Open wound of back with complication | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier |  | 
| Deep third degree burn of back with loss of body part | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier | 2 | 
| Abrasion and/or friction burn of scapular region without infection | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier | 3 | 
| Cellulitis of back, except buttock | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier | 2 | 
| Superficial foreign body of back without major open wound AND without infection | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier | 1 | 
| Full thickness burn of back | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier |  | 
| Abrasion and/or friction burn of interscapular region without infection | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier | 3 | 
| Nonvenomous insect bite of back with infection | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier | 1 | 
| Deep third degree burn of back | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier | 2 | 
| Nonvenomous insect bite of back without infection | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier | 2 | 
| Partial thickness burn of back | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier | 2 | 
| Superficial foreign body of interscapular region without major open wound but with infection | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier | 1 | 
| Furuncle of back, except buttock | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier | 1 | 
| Carbuncle of back, except buttock | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier | 2 | 
| Blister of back without infection | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier |  | 
| Burn of back | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier |  | 
| Epidermal burn of back | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier | 2 | 
| Superficial foreign body of back without major open wound but with infection | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier | 1 | 
| Cellulitis and abscess of back | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier |  | 
| Open wound of back, uncomplicated | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier |  | 
| Abrasion of back, infected | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier | 1 | 
| Splinter of interscapular region, without major open wound | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier | 2 | 
| Splinter of back, without major open wound | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier | 2 | 
| Splinter of interscapular region without major open wound, infected | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier | 2 | 
| Splinter of back without major open wound, infected | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier | 2 | 
| Splinter of scapular region, without major open wound, infected | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier | 2 | 
| Superficial partial thickness burn of the back (excluding buttock) | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier | 1 | 
| Deep partial thickness burn of back (excluding buttock) | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier | 1 | 
| Deep full thickness burn of the back without loss of body part | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier | 1 | 
| Deep full thickness burn of the back without loss of body part | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier | 2 | 
| Deep full thickness burn of back, with loss of body part | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier | 2 | 
| Deep full thickness burn of back, with loss of body part | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier | 1 | 
| Traumatic blister of back, infected | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier |  | 
| Malignant melanoma of back | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier |  | 
| Open wound of back NOS | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier |  | 
| Contusion, back NOS | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier |  | 
| Unspecified thickness burn of back (excluding buttock) | Finding site | False | Skin of part of back | Inferred relationship | Existential restriction modifier |  | 
| Skin structure of back of lower thoracic region | Is a | False | Skin of part of back | Inferred relationship | Existential restriction modifier |  | 
| Skin structure of thoracic and/or lumbar region of back | Is a | False | Skin of part of back | Inferred relationship | Existential restriction modifier |  |