| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Osmolar gap, urine | Finding site | False | Urine | Inferred relationship | Existential restriction modifier |  | 
| Urine peritonitis | Causative agent | False | Urine | Inferred relationship | Existential restriction modifier | 2 | 
| Diaper rash | Causative agent | False | Urine | Inferred relationship | Existential restriction modifier |  | 
| Urinalysis, pyuria screen | Component | False | Urine | Inferred relationship | Existential restriction modifier |  | 
| Urinalysis, bacteriuria screen | Component | False | Urine | Inferred relationship | Existential restriction modifier |  | 
| Asymptomatic bacteriuria screening | Component | False | Urine | Inferred relationship | Existential restriction modifier |  | 
| Catheter submitted as specimen | Specimen substance | False | Urine | Inferred relationship | Existential restriction modifier |  | 
| Urinary catheter specimen | Specimen substance | True | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Urine specimen | Specimen substance | True | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Urine specimen obtained by clean catch procedure | Specimen substance | True | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Mid-stream urine specimen | Specimen substance | True | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Early morning urine specimen | Specimen substance | True | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Suprapubic aspirate specimen | Specimen substance | True | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| 24 hour urine specimen | Specimen substance | True | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Spot urine specimen | Specimen substance | True | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Urine sediment | Is a | False | Urine | Inferred relationship | Existential restriction modifier |  | 
| Contact dermatitis caused by urine | Causative agent | False | Urine | Inferred relationship | Existential restriction modifier |  | 
| Timed urine specimen | Specimen substance | True | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Self-expression of bladder | Direct substance | False | Urine | Inferred relationship | Existential restriction modifier | 2 | 
| Expression of urinary bladder by manipulation | Direct substance | False | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Evacuation of bladder contents | Direct substance | False | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Cystoscopic ureteric sampling of urine | Direct substance | False | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Collection of ureterostomy urine specimen | Direct substance | False | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Urine sediment specimen | Specimen substance | False | Urine | Inferred relationship | Existential restriction modifier |  | 
| Urine specimen collection, closed drainage | Direct substance | True | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Drainage of bladder by indwelling suprapubic catheter | Direct substance | False | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Collection of ureterostomy urine specimen | Direct substance | False | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Timed urine specimen | Specimen substance | False | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Self-expression of bladder | Direct substance | True | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Urine specimen collection, closed drainage | Direct substance | False | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Expression of urinary bladder by manipulation | Direct substance | True | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Urine specimen | Specimen substance | False | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Cytologic material obtained from urine | Specimen substance | False | Urine | Inferred relationship | Existential restriction modifier |  | 
| 24 hour urine specimen | Specimen substance | False | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Mid-stream urine specimen | Specimen substance | False | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Drainage of bladder by indwelling suprapubic catheter | Direct substance | True | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Suprapubic aspirate specimen | Specimen substance | False | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Urinary catheter specimen | Specimen substance | False | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Urine specimen obtained by clean catch procedure | Specimen substance | False | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Two glass urine test (Thompson's test) | Direct substance | False | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Spot urine specimen | Specimen substance | False | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Early morning urine specimen | Specimen substance | False | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| First glass clear | Direct substance | False | Urine | Inferred relationship | Existential restriction modifier | 2 | 
| First glass contains specks or sediments | Direct substance | False | Urine | Inferred relationship | Existential restriction modifier | 2 | 
| First glass contains mucous | Direct substance | False | Urine | Inferred relationship | Existential restriction modifier | 2 | 
| First glass contains threads or strands | Direct substance | False | Urine | Inferred relationship | Existential restriction modifier | 2 | 
| Second glass clear | Direct substance | False | Urine | Inferred relationship | Existential restriction modifier | 2 | 
| Second glass contains specks or sediments | Direct substance | False | Urine | Inferred relationship | Existential restriction modifier | 2 | 
| Second glass contains mucous | Direct substance | False | Urine | Inferred relationship | Existential restriction modifier | 2 | 
| Second glass contains threads or strands | Direct substance | False | Urine | Inferred relationship | Existential restriction modifier | 2 | 
| Two glass urine test - first glass | Direct substance | True | Urine | Inferred relationship | Existential restriction modifier | 2 | 
| Two glass urine test - second glass | Direct substance | True | Urine | Inferred relationship | Existential restriction modifier | 2 | 
| Urine specimen collection, suprapubic | Direct substance | False | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Cystoscopic ureteric sampling of urine | Direct substance | True | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Collection of ureterostomy urine specimen | Direct substance | False | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Evacuation of bladder contents | Direct substance | True | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Two glass urine test (Thompson's test) | Direct substance | True | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Drainage of extravasated urine from perineum | Direct substance | False | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Urine specimen collection, suprapubic | Direct substance | False | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Drainage of extravasated urine from perineum | Direct substance | True | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| 2 hour urine specimen | Specimen substance | False | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Urine specimen from nephrostomy tube | Specimen substance | False | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| 2 hour urine specimen | Specimen substance | True | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Urine specimen from nephrostomy tube | Specimen substance | True | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Urine specimen from ureter | Specimen substance | False | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Urine specimen obtained for Stamey test | Specimen substance | False | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Collection of early morning urine specimen | Direct substance | False | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Collection of nephrostomy urine specimen | Direct substance | False | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Timed urine collection | Direct substance | False | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Overnight collection of urine | Direct substance | False | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Urine specimen collection, 12 hours | Direct substance | False | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Urine specimen collection, suprapubic | Direct substance | True | Urine | Inferred relationship | Existential restriction modifier | 2 | 
| Urine specimen collection, suprapubic | Direct substance | False | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Urine specimen collection, closed drainage | Direct substance | True | Urine | Inferred relationship | Existential restriction modifier | 2 | 
| Collection of urine and strain for calculus | Direct substance | False | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Urine specimen obtained from kidney | Specimen substance | True | Urine | Inferred relationship | Existential restriction modifier | 2 | 
| Urine specimen collection, clean catch | Direct substance | False | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Postejaculation urine specimen | Specimen substance | False | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Collection of urine via indwelling urinary catheter | Direct substance | False | Urine | Inferred relationship | Existential restriction modifier | 2 | 
| Urine specimen from ureter | Specimen substance | True | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Urine specimen collection, catheterized | Direct substance | False | Urine | Inferred relationship | Existential restriction modifier | 2 | 
| Collection of mid-stream specimen of urine | Direct substance | False | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Urine specimen collection, 24 hours | Direct substance | False | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Spot urine procedure | Direct substance | False | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Urine specimen obtained for Stamey test | Specimen substance | True | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Urine specimen obtained from urinary collection bag | Specimen substance | False | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Postcoital urine specimen | Specimen substance | False | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Urine specimen collection, 2 hours | Direct substance | False | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Urine specimen collection | Direct substance | False | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Suprapubic aspirate specimen | Specimen substance | False | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Collection of routine urine specimen for laboratory | Direct substance | False | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Suprapubic urine specimen | Specimen substance | False | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Urine specimen obtained by single catheterization of bladder | Specimen substance | False | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Urine specimen obtained via indwelling urinary catheter | Specimen substance | False | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Urine specimen obtained from kidney | Specimen substance | True | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Urine specimen from bladder | Specimen substance | False | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Urine specimen obtained from nephrostomy tube after percutaneous insertion | Specimen substance | False | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Urine specimen from urethra | Specimen substance | False | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Urine specimen from urinary conduit | Specimen substance | False | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Collection of early morning urine specimen | Direct substance | True | Urine | Inferred relationship | Existential restriction modifier | 1 | 
| Urine specimen from urethra | Specimen substance | True | Urine | Inferred relationship | Existential restriction modifier | 1 |