Human Phenotype Ontology 
Grandparent Node:
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Abnormality of the nail (HP:0001597)help
Parent Node:
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Abnormality of nail color (HP:0100643)help
..Starting node
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Melanonychia (HP:0100644)help
Term ID: 100644
Name: Melanonychia
Synonym:
Definition: Brown or black discoloration of the nails.
Comments:
Reference: HP:0100644
Genes and Diseases:
 
       Child Nodes:

 Sister Nodes: 
..expandLeukonychia (HP:0001820) help
..expandYellow nails (HP:0011367) 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:0100644HP:0100644Melanonychia0KIF11 CL E G H38326388ORPHA:2526Microcephaly-lymphedema-chorioretinopathy syndromeHP:0040282 - Frequent46
HP:0100644HP:0100644Melanonychia0STK11 CL E G H679411389ORPHA:2869Peutz-Jeghers syndromeHP:0040283 - Occasional740


Genes (2) :KIF11 STK11

Diseases (2) :ORPHA:2526 ORPHA:2869
 

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