Human Phenotype Ontology 
Parent Node:
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Morphological abnormality of the central nervous system (HP:0002011)help
..Starting node
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Abnormality of the cerebrospinal fluid (HP:0002921)help
Term ID:2921
Name:Abnormality of the cerebrospinal fluid
Definition:An abnormality of the cerebrospinal fluid (CSF).
Comments:
Reference:HP:0002921
MSeqDR-LSDB(LS)
& Disease (OMIM):
1. LS (Child):HP:0002922- OMIM: #203700 MITOCHONDRIAL DNA DEPL..
2. LS (Child):HP:0002922- OMIM: #258450 PROGRESSIVE EXTERNAL O..
3. LS (Child):HP:0002922- OMIM: KEARNS-SAYRE SYNDROME..
4.      (Child):HP:0012229- OMIM: #603553 HEMOPHAGOCYTIC LYMPHOH..
5.      (Child):HP:0012229- OMIM: %267700 HEMOPHAGOCYTIC LYMPHOH..
6.      (Child):HP:0003785- OMIM: #605407 SEGAWA SYNDROME, AUTOS..
7.      (Child):HP:0003785- OMIM: AROMATIC L-AMINO ACID DECARBOX..
8.      (Child):HP:0003785- OMIM: PYRIDOXAMINE 5-PRIME-PHOSPHATE..
9.      (Child):HP:0000238- OMIM: #100800 ACHONDROPLASIA; ACH..
10.      (Child):HP:0000238- OMIM: #101200 APERT SYNDROME;;ACROCE..
11.      (Child):HP:0000238- OMIM: #101600 PFEIFFER SYNDROME;;ACR..

Warning: 10 out of 260 matches reported due to space limit
                  super
       Child Nodes:
........expandAbnormal CSF biopterin level (HP:0040207) help
........expandAbnormal CSF dopamine level (HP:0012654) help
........expandAbnormal CSF lactate level (HP:0030085) help
........expandAbnormal CSF neopterin level (HP:0040203) help
........expandCSF pleocytosis (HP:0012229) help
........expandDecreased CSF homovanillic acid (HVA) (HP:0003785) help
........expandExtra-axial cerebrospinal fluid accumulation (HP:0012510) help
........expandHydrocephalus (HP:0000238) help
........expandHypoglycorrhachia (HP:0011972) help
........expandIncreased CSF interferon alpha (HP:0009709) help
........expandIncreased CSF protein (HP:0002922) help
........expandLow CSF 5-methyltetrahydrofolate (HP:0012446) help

 Sister Nodes: 
..expandAbnormal CNS myelination (HP:0011400) help
..expandAbnormality of brain morphology (HP:0012443) help
..expandAbnormality of neuronal migration (HP:0002269) help
..expandAbnormality of the glial cells (HP:0100705) help
..expandAbnormality of the meninges (HP:0010651) help
..expandAbnormality of the spinal cord (HP:0002143) help
..expandAbnormality of the subarachnoid space (HP:0012703) help
..expandAlzheimer disease (HP:0002511) help
..expandAplasia/Hypoplasia involving the central nervous system (HP:0002977) help
..expandAtrophy/Degeneration affecting the central nervous system (HP:0007367) help
..expandCNS infection (HP:0011450) help
..expandEncephalocele (HP:0002084) help
..expandIntracranial cystic lesion (HP:0010576) help
..expandMorphological abnormality of the pyramidal tract (HP:0002062) help
..expandNeoplasm of the central nervous system (HP:0100006) help
 

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