| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Contents of urine | Is a | True | Urine observable | Inferred relationship | Existential restriction modifier |  | 
| First glass appearance | Is a | True | Urine observable | Inferred relationship | Existential restriction modifier |  | 
| Second glass appearance | Is a | False | Urine observable | Inferred relationship | Existential restriction modifier |  | 
| Urine appearance | Is a | True | Urine observable | Inferred relationship | Existential restriction modifier |  | 
| Urine output observable | Is a | True | Urine observable | Inferred relationship | Existential restriction modifier |  | 
| Odor of urine | Is a | True | Urine observable | Inferred relationship | Existential restriction modifier |  | 
| Melanuria | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Abnormal composition of urine | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Pyuria | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Urinary casts | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 1 | 
| Maple syrup urine | Interprets | False | Urine observable | Inferred relationship | Existential restriction modifier |  | 
| Xanthurenic aciduria | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 3 | 
| Pneumatouria | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 3 | 
| Aciduria | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Alkaluria | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Asymptomatic bacteriuria in pregnancy | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Blood in urine | Interprets | False | Urine observable | Inferred relationship | Existential restriction modifier |  | 
| Diabetic urine | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Dyspeptic urine | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Crystalluria | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Myoglobinuria | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Bacteriuria | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Hemoglobinuria | Interprets | False | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Pyogenic proteinuria | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 3 | 
| Chyluria | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Urinary cast, waxy | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 1 | 
| Urinary cast, leukocyte | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 1 | 
| Urinary cast, erythrocyte | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 1 | 
| Urinary cast, fatty | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 1 | 
| Urinary cast, granular | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 1 | 
| Urinary cast, broad | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 1 | 
| Urinary cast, broad waxy | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 1 | 
| Urinary sediment | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Amorphous urinary sediment | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Fat globules in urine | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Lipiduria | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Urinary reducing substance | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Urinary crystal, ammonium urate | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Urinary crystal, bilirubin | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Urinary crystal, calcium carbonate | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Urinary crystal, calcium oxalate | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Urinary crystal, calcium phosphate | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Urinary crystal, calcium sulfate | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Urinary crystal, cholesterol | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Urinary crystal, cystine | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Urinary crystal, hippurate | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Urinary crystal, leucine | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Urinary crystal, pyrophosphate | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Urinary crystal, sulfonamide | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Urinary crystal, magnesium ammonium phosphate | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Urinary crystal, tyrosine | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Uric acid crystalluria | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Abnormal urine | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Abnormal urinary product | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Urinary crystal, phosphate | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Urinary crystal, amorphous urate | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Urinary crystal, amorphous phosphate | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Urinary crystal, calcium bilirubinate | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Urinary crystal, calcium hydrogen phosphate | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Urinary crystal, calcium oxalate dihydrate | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Urinary crystal, calcium oxalate monohydrate | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Urinary crystal, magnesium ammonium phosphate hexahydrate | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Urinary crystal, calcium phosphate, carbonate form | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Urinary crystal, calcium phosphate, hydroxyl form | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Urinary crystal, calcium hydrogen phosphate dihydrate | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Urinary crystal, sodium acid urate | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Urinary crystal, tricalcium phosphate | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Urinary crystal, magnesium hydrogen phosphate trihydrate | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Viruria | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Methemoglobinuria | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Methemalbuminuria | Interprets | False | Urine observable | Inferred relationship | Existential restriction modifier | 3 | 
| Sulfhemoglobinuria | Interprets | False | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Carboxyhemoglobinuria | Interprets | False | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Lactosuria | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Mannoheptulosuria | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Acholuria | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Abnormal urinalysis | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Mid stream urine = no abnormality | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Mid stream urine = abnormal | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Mid stream urine = equivocal | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Urine = normal on inspection | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Urine specific gravity within reference range | Interprets | False | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Urine specific gravity below reference range | Interprets | False | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Urine smell normal | Interprets | False | Urine observable | Inferred relationship | Existential restriction modifier | 1 | 
| Urine blood test = negative | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Urine pH = 5.0 | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 3 | 
| Urine pH = 6.0 | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 3 | 
| Urine pH = 6.5 | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 3 | 
| Urine pH = 7.0 | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 3 | 
| Urine pH = 7.5 | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 3 | 
| Urine pH = 8.0 | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 3 | 
| Urine pH = 8.5 | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 3 | 
| Urine bacteria test: negative | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Urine microscopy no abnormality detected | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Urine microscopy = abnormality | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Urine microscopy: no casts | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 1 | 
| Urine microscopy: epithelial casts | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 1 | 
| Urine microscopy: hyaline casts | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 1 | 
| Urine microscopy: no crystals | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Urine microscopy: Ca oxalate crystal | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 | 
| Urine microscopy: uric acid crystals | Interprets | True | Urine observable | Inferred relationship | Existential restriction modifier | 2 |