| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Albumin renal clearance, function | Is a | True | Renal clearance, function | Inferred relationship | Existential restriction modifier |  | 
| Aldosterone renal clearance, function | Is a | True | Renal clearance, function | Inferred relationship | Existential restriction modifier |  | 
| alpha-Amylase renal clearance, function | Is a | True | Renal clearance, function | Inferred relationship | Existential restriction modifier |  | 
| Antipyrine renal clearance, function | Is a | True | Renal clearance, function | Inferred relationship | Existential restriction modifier |  | 
| Bilirubin renal clearance, function | Is a | True | Renal clearance, function | Inferred relationship | Existential restriction modifier |  | 
| Bromosulfophthalein renal clearance, function | Is a | True | Renal clearance, function | Inferred relationship | Existential restriction modifier |  | 
| Calcium renal clearance, function | Is a | True | Renal clearance, function | Inferred relationship | Existential restriction modifier |  | 
| Creatinine renal clearance, function | Is a | True | Renal clearance, function | Inferred relationship | Existential restriction modifier |  | 
| Cyanocobalamin renal clearance, function | Is a | True | Renal clearance, function | Inferred relationship | Existential restriction modifier |  | 
| Galactose renal clearance, function | Is a | True | Renal clearance, function | Inferred relationship | Existential restriction modifier |  | 
| Insulin renal clearance, function | Is a | True | Renal clearance, function | Inferred relationship | Existential restriction modifier |  | 
| Inulin renal clearance, function | Is a | True | Renal clearance, function | Inferred relationship | Existential restriction modifier |  | 
| Iodohippuran renal clearance, function | Is a | True | Renal clearance, function | Inferred relationship | Existential restriction modifier |  | 
| Hippuran renal clearance, function | Is a | False | Renal clearance, function | Inferred relationship | Existential restriction modifier |  | 
| Lithium renal clearance, function | Is a | True | Renal clearance, function | Inferred relationship | Existential restriction modifier |  | 
| Mannitol renal clearance, function | Is a | True | Renal clearance, function | Inferred relationship | Existential restriction modifier |  | 
| Oxalate renal clearance, function | Is a | True | Renal clearance, function | Inferred relationship | Existential restriction modifier |  | 
| para-Aminohippurate renal clearance, function | Is a | True | Renal clearance, function | Inferred relationship | Existential restriction modifier |  | 
| Phosphate renal clearance, function | Is a | True | Renal clearance, function | Inferred relationship | Existential restriction modifier |  | 
| Potassium renal clearance, function | Is a | True | Renal clearance, function | Inferred relationship | Existential restriction modifier |  | 
| Renin renal clearance, function | Is a | True | Renal clearance, function | Inferred relationship | Existential restriction modifier |  | 
| Sodium renal clearance, function | Is a | True | Renal clearance, function | Inferred relationship | Existential restriction modifier |  | 
| Thiosulfate renal clearance, function | Is a | True | Renal clearance, function | Inferred relationship | Existential restriction modifier |  | 
| Urate renal clearance, function | Is a | True | Renal clearance, function | Inferred relationship | Existential restriction modifier |  | 
| Urea renal clearance, function | Is a | True | Renal clearance, function | Inferred relationship | Existential restriction modifier |  | 
| Measurement of renal clearance | Component | False | Renal clearance, function | Inferred relationship | Existential restriction modifier |  | 
| Amylase clearance | Component | False | Renal clearance, function | Inferred relationship | Existential restriction modifier |  | 
| Decreased renal clearance | Interprets | True | Renal clearance, function | Inferred relationship | Existential restriction modifier | 2 | 
| Glomerular filtration rate testing | Component | False | Renal clearance, function | Inferred relationship | Existential restriction modifier |  | 
| Glomerular filtration rate calculated by abbreviated Modification of Diet in Renal Disease Study Group calculation | Component | False | Renal clearance, function | Inferred relationship | Existential restriction modifier |  | 
| Glomerular filtration rate calculated by abbreviated Modification of Diet in Renal Disease Study Group calculation adjusted for African American origin | Component | False | Renal clearance, function | Inferred relationship | Existential restriction modifier |  | 
| Tubular maximal reabsorption of phosphate/glomerular filtration rate calculation | Component | False | Renal clearance, function | Inferred relationship | Existential restriction modifier |  | 
| Estimation of glomerular filtration rate | Component | False | Renal clearance, function | Inferred relationship | Existential restriction modifier |  |