Human Phenotype Ontology 
Parent Node:
expand
Abnormality of midbrain morphology (HP:0002418)help
Parent Node:
expand
Abnormality of the basal ganglia (HP:0002134)help
..Starting node
..expand
Abnormality of the substantia nigra (HP:0045007)help
Term ID:45007
Name:Abnormality of the substantia nigra
Definition:
Comments:
Reference:HP:0045007
MSeqDR-LSDB(LS)
& Disease (OMIM):
1.      (Child):HP:0011960- OMIM: #168600 PARKINSON DISEASE, LAT..
2.      (Child):HP:0011960- OMIM: #600116 PARKINSON DISEASE 2, A..
3.      (Child):HP:0011960- OMIM: DEMENTIA/PARKINSONISM WITH NON..
4.      (Child):HP:0011960- OMIM: PARKINSON DISEASE 8..
                  super
       Child Nodes:
........expandIron accumulation in substantia nigra (HP:0012678) help
........expandSubstantia nigra gliosis (HP:0011960) help

 Sister Nodes: 
..expandAbnormal basal ganglia MRI signal intensity (HP:0012751) help
..expandAbnormality of the globus pallidus (HP:0002453) help
..expandAbnormality of the striatum (HP:0010994) help
..expandBasal ganglia calcification (HP:0002135) help
..expandBasal ganglia cysts (HP:0006799) help
..expandBasal ganglia gliosis (HP:0006999) help
..expandBasal ganglia necrosis (HP:0012128) help
..expandBilateral basal ganglia lesions (HP:0007146) help
..expandCavitation of the basal ganglia (HP:0007007) help
..expandHemiballismus (HP:0100248) help
..expandLarge basal ganglia (HP:0007048) help
..expandNeuronal loss in basal ganglia (HP:0200147) help
..expandSmall basal ganglia (HP:0012697) help
..expandSymmetric lesions of the basal ganglia (HP:0007039) help
 

Human Phenotype Ontology(HPO) is developed by the Human Phenotype Ontology Consortium.