| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Alteration of hemoglobin concentration | Is a | True | Red blood cell finding | Inferred relationship | Existential restriction modifier |  | 
| Hereditary hemoglobin S | Has definitional manifestation | False | Red blood cell finding | Inferred relationship | Existential restriction modifier |  | 
| Sickle cell-hemoglobin C disease without crisis | Has definitional manifestation | False | Red blood cell finding | Inferred relationship | Existential restriction modifier |  | 
| Sickle cell-hemoglobin C disease with crisis | Has definitional manifestation | False | Red blood cell finding | Inferred relationship | Existential restriction modifier |  | 
| Sickle cell-hemoglobin D disease with crisis | Has definitional manifestation | False | Red blood cell finding | Inferred relationship | Existential restriction modifier |  | 
| Sickle cell-hemoglobin D disease without crisis | Has definitional manifestation | False | Red blood cell finding | Inferred relationship | Existential restriction modifier |  | 
| Sickle cell-hemoglobin E disease with crisis | Has definitional manifestation | False | Red blood cell finding | Inferred relationship | Existential restriction modifier |  | 
| Sickle cell-hemoglobin E disease without crisis | Has definitional manifestation | False | Red blood cell finding | Inferred relationship | Existential restriction modifier |  | 
| Hemoglobin S sickling disorder with crisis | Has definitional manifestation | False | Red blood cell finding | Inferred relationship | Existential restriction modifier |  | 
| Hemoglobin S sickling disorder without crisis | Has definitional manifestation | False | Red blood cell finding | Inferred relationship | Existential restriction modifier |  | 
| Sickling disorder due to hemoglobin S | Has definitional manifestation | False | Red blood cell finding | Inferred relationship | Existential restriction modifier |  | 
| Sickle cell-hemoglobin Lepore disease | Has definitional manifestation | False | Red blood cell finding | Inferred relationship | Existential restriction modifier |  | 
| Sickle cell-Hemoglobin O Arab disease | Has definitional manifestation | False | Red blood cell finding | Inferred relationship | Existential restriction modifier |  | 
| Sickle cell-hemoglobin D disease | Has definitional manifestation | False | Red blood cell finding | Inferred relationship | Existential restriction modifier |  | 
| Sickle cell-hemoglobin C disease | Has definitional manifestation | False | Red blood cell finding | Inferred relationship | Existential restriction modifier |  | 
| Sickle cell-hemoglobin E disease | Has definitional manifestation | False | Red blood cell finding | Inferred relationship | Existential restriction modifier |  | 
| Accidental poisoning caused by carbon monoxide | Has definitional manifestation | False | Red blood cell finding | Inferred relationship | Existential restriction modifier |  | 
| Poisoning caused by carbon monoxide from aircraft while in transit, without accident to aircraft | Has definitional manifestation | False | Red blood cell finding | Inferred relationship | Existential restriction modifier |  | 
| Poisoning caused by carbon monoxide from aircraft while in transit, without accident to aircraft, occupant of spacecraft injured | Has definitional manifestation | False | Red blood cell finding | Inferred relationship | Existential restriction modifier |  | 
| Poisoning caused by carbon monoxide from aircraft while in transit, without accident to aircraft, occupant of military aircraft injured | Has definitional manifestation | False | Red blood cell finding | Inferred relationship | Existential restriction modifier |  | 
| Poisoning caused by carbon monoxide from aircraft while in transit, without accident to aircraft, member of crew of commercial aircraft in surface to surface transport injured | Has definitional manifestation | False | Red blood cell finding | Inferred relationship | Existential restriction modifier |  | 
| Poisoning caused by carbon monoxide from aircraft while in transit, without accident to aircraft, occupant of commercial aircraft in surface to air transport injured | Has definitional manifestation | False | Red blood cell finding | Inferred relationship | Existential restriction modifier |  | 
| Poisoning caused by carbon monoxide from aircraft while in transit, without accident to aircraft, occupant of unpowered aircraft, except parachutist, injured | Has definitional manifestation | False | Red blood cell finding | Inferred relationship | Existential restriction modifier |  | 
| Poisoning caused by carbon monoxide from aircraft while in transit, without accident to aircraft, parachutist injured | Has definitional manifestation | False | Red blood cell finding | Inferred relationship | Existential restriction modifier |  | 
| Poisoning caused by carbon monoxide from aircraft while in transit, without accident to aircraft, member of ground crew or airline employee injured | Has definitional manifestation | False | Red blood cell finding | Inferred relationship | Existential restriction modifier |  | 
| Accidental poisoning caused by carbon monoxide from incomplete combustion of coal in domestic stove or fireplace | Has definitional manifestation | False | Red blood cell finding | Inferred relationship | Existential restriction modifier |  | 
| Accidental poisoning caused by carbon monoxide from incomplete combustion of coke in domestic stove or fireplace | Has definitional manifestation | False | Red blood cell finding | Inferred relationship | Existential restriction modifier |  | 
| Accidental poisoning caused by carbon monoxide from incomplete combustion of wood in domestic stove or fireplace | Has definitional manifestation | False | Red blood cell finding | Inferred relationship | Existential restriction modifier |  | 
| Accidental poisoning caused by carbon monoxide from incomplete combustion of kerosene or paraffin in domestic stove or fireplace | Has definitional manifestation | False | Red blood cell finding | Inferred relationship | Existential restriction modifier |  | 
| Accidental poisoning caused by carbon monoxide from blast furnace gas | Has definitional manifestation | False | Red blood cell finding | Inferred relationship | Existential restriction modifier |  | 
| Accidental poisoning caused by carbon monoxide from kiln vapor | Has definitional manifestation | False | Red blood cell finding | Inferred relationship | Existential restriction modifier |  | 
| Accidental poisoning caused by carbon monoxide from incomplete combustion of fuels in industrial use | Has definitional manifestation | False | Red blood cell finding | Inferred relationship | Existential restriction modifier |  | 
| Self poisoning caused by motor vehicle exhaust gas | Has definitional manifestation | False | Red blood cell finding | Inferred relationship | Existential restriction modifier |  | 
| Self poisoning caused by carbon monoxide | Has definitional manifestation | False | Red blood cell finding | Inferred relationship | Existential restriction modifier |  | 
| Self poisoning caused by coal gas | Has definitional manifestation | False | Red blood cell finding | Inferred relationship | Existential restriction modifier |  | 
| Poisoning by carbon monoxide from aircraft while in transit, without accident to aircraft, other occupant of commercial aircraft in surface to surface transport injured | Has definitional manifestation | False | Red blood cell finding | Inferred relationship | Existential restriction modifier |  | 
| Poisoning by carbon monoxide from aircraft while in transit, without accident to aircraft, occupant of other powered aircraft injured | Has definitional manifestation | False | Red blood cell finding | Inferred relationship | Existential restriction modifier |  | 
| Poisoning by carbon monoxide from aircraft while in transit, without accident to aircraft, other person injured | Has definitional manifestation | False | Red blood cell finding | Inferred relationship | Existential restriction modifier |  | 
| Accidental poisoning by carbon monoxide from other sources | Has definitional manifestation | False | Red blood cell finding | Inferred relationship | Existential restriction modifier |  | 
| Accidental poisoning by carbon monoxide from other source NOS | Has definitional manifestation | False | Red blood cell finding | Inferred relationship | Existential restriction modifier |  | 
| Accidental poisoning by carbon monoxide NOS | Has definitional manifestation | False | Red blood cell finding | Inferred relationship | Existential restriction modifier |  | 
| Hereditary hemoglobinopathy | Has definitional manifestation | False | Red blood cell finding | Inferred relationship | Existential restriction modifier |  | 
| Finding of red blood cell staining | Is a | True | Red blood cell finding | Inferred relationship | Existential restriction modifier |  | 
| Increased erythrocyte ghost cells in blood | Is a | True | Red blood cell finding | Inferred relationship | Existential restriction modifier |  | 
| Erythrocytosis | Is a | True | Red blood cell finding | Inferred relationship | Existential restriction modifier |  | 
| Finding of red blood cell shape | Is a | True | Red blood cell finding | Inferred relationship | Existential restriction modifier |  | 
| [X]Other methaemoglobinaemias | Has definitional manifestation | False | Red blood cell finding | Inferred relationship | Existential restriction modifier |  | 
| [X]Other haemoglobinopathies | Has definitional manifestation | False | Red blood cell finding | Inferred relationship | Existential restriction modifier |  |