| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Beta-hexosaminidase A | Is a | True | Beta-N-acetylhexosaminidase | Inferred relationship | Some |  | 
| Beta-hexosaminidase B | Is a | True | Beta-N-acetylhexosaminidase | Inferred relationship | Some |  | 
| Glucosamidinase | Is a | True | Beta-N-acetylhexosaminidase | Inferred relationship | Some |  | 
| Galactosaminidase | Is a | True | Beta-N-acetylhexosaminidase | Inferred relationship | Some |  | 
| Hexosaminidase measurements | Has measured component | False | Beta-N-acetylhexosaminidase | Inferred relationship | Some |  | 
| Hexosaminidase A and total hexosaminidase measurement, amniotic fluid cells | Has measured component | False | Beta-N-acetylhexosaminidase | Inferred relationship | Some |  | 
| Hexosaminidase A and total hexosaminidase measurement | Has measured component | False | Beta-N-acetylhexosaminidase | Inferred relationship | Some |  | 
| Hexosaminidase A and total hexosaminidase measurement, serum | Has measured component | False | Beta-N-acetylhexosaminidase | Inferred relationship | Some |  | 
| Hexosaminidase A and total hexosaminidase measurement, serum and leukocytes | Has measured component | False | Beta-N-acetylhexosaminidase | Inferred relationship | Some |  | 
| Hexosaminidase A and total hexosaminidase measurement, leukocytes | Has measured component | False | Beta-N-acetylhexosaminidase | Inferred relationship | Some |  | 
| Hexosaminidase A and total hexosaminidase measurement, fibroblasts | Has measured component | False | Beta-N-acetylhexosaminidase | Inferred relationship | Some |  | 
| Hexosaminidase measurements | Component | True | Beta-N-acetylhexosaminidase | Inferred relationship | Some | 1 | 
| Hexosaminidase A and total hexosaminidase measurement, amniotic fluid cells | Component | True | Beta-N-acetylhexosaminidase | Inferred relationship | Some | 2 | 
| Hexosaminidase A and total hexosaminidase measurement | Component | True | Beta-N-acetylhexosaminidase | Inferred relationship | Some | 1 | 
| Hexosaminidase A and total hexosaminidase measurement, serum | Component | True | Beta-N-acetylhexosaminidase | Inferred relationship | Some | 1 | 
| Hexosaminidase A and total hexosaminidase measurement, serum and leukocytes | Component | True | Beta-N-acetylhexosaminidase | Inferred relationship | Some | 1 | 
| Hexosaminidase A and total hexosaminidase measurement, leukocytes | Component | True | Beta-N-acetylhexosaminidase | Inferred relationship | Some | 1 | 
| Hexosaminidase A and total hexosaminidase measurement, fibroblasts | Component | True | Beta-N-acetylhexosaminidase | Inferred relationship | Some | 1 | 
| Plasma beta-N-acetylhexosaminidase measurement (procedure) | Component | True | Beta-N-acetylhexosaminidase | Inferred relationship | Some | 2 |