Human Phenotype Ontology 
Grandparent Node:
expandAbnormal cranial nerve morphology (HP:0001291)help
Parent Node:
expandCranial nerve paralysis (HP:0006824)help
..Starting node
..expandFourth cranial nerve palsy (HP:0007011)help
Term ID: 7011
Name: Fourth cranial nerve palsy
Synonym: Trochlear nerve palsy
Definition: Paralysis of the fourth cranial (trochlear) nerve manifested as weakness of the superior oblique muscle which causes vertical diplopia that is maximal when the affected eye is adducted and directed inferiorly.
Comments:
Reference: HP:0007011
Genes and Diseases:
 
       Child Nodes:

 Sister Nodes: 
..expandAbducens palsy (HP:0006897) help
..expandFacial palsy (HP:0010628) help
InputHPO IDHPO termDistanceGeneGene id entrezHGNC IDDiseaseIdDiseaseNameFrequencyOnsetHGMD variantsClinVar variants
 
HPO disease - gene - phenotype typical associations:
 
HPO disease - gene - phenotype less frequent non-typical associations:
HP:0007011HP:0007011Fourth cranial nerve palsy0AIP CL E G H9049358ORPHA:2965ProlactinomaHP:0040283 - Occasional95
HP:0007011HP:0007011Fourth cranial nerve palsy0BAP1 CL E G H8314950ORPHA:50251Pleural mesotheliomaHP:0040283 - Occasional184
HP:0007011HP:0007011Fourth cranial nerve palsy0CDH23 CL E G H6407213733ORPHA:2965ProlactinomaHP:0040283 - Occasional636
HP:0007011HP:0007011Fourth cranial nerve palsy0CDH23 CL E G H6407213733ORPHA:91347TSH-secreting pituitary adenomaHP:0040283 - Occasional636
HP:0007011HP:0007011Fourth cranial nerve palsy0MEN1 CL E G H42217010ORPHA:2965ProlactinomaHP:0040283 - Occasional462


Genes (4) :AIP BAP1 CDH23 MEN1

Diseases (3) :ORPHA:2965 ORPHA:50251 ORPHA:91347
 

Human Phenotype Ontology(HPO) is developed by the Human Phenotype Ontology Consortium. The version used here is December 15 2022 release.