Human Phenotype Ontology 
Grandparent Node:
Abnormal digit morphology (HP:0011297)help
Grandparent Node:
Abnormality of the hand (HP:0001155)help
Parent Node:
Abnormality of finger (HP:0001167)help
..Starting node
Trident hand (HP:0004060)help
Term ID: 4060
Name: Trident hand
Synonym: trident abnormality; trident deformity
Definition: A hand in which the fingers are of nearly equal length and deflected at the first interphalangeal joint, so as to give a forklike shape consisting of separation of the first and second as well as the third and fourth digits.
Reference: HP:0004060
Genes and Diseases:
       Child Nodes:

 Sister Nodes: 
..expandAbnormal 2nd finger morphology (HP:0004100) help
..expandAbnormal 3rd finger morphology (HP:0004150) help
..expandAbnormal 4th finger morphology (HP:0004188) help
..expandAbnormal 5th finger morphology (HP:0004207) help
..expandAbnormal finger flexion creases (HP:0006143) help
..expandAbnormal finger phalanx morphology (HP:0005918) help
..expandAbnormal fingertip morphology (HP:0001211) help
..expandAbnormal thumb morphology (HP:0001172) help
..expandAplasia/Hypoplasia of fingers (HP:0006265) help
..expandBroad finger (HP:0001500) help
..expandChilblains (HP:0009710) help
..expandCurved fingers (HP:0004095) help
..expandDeviation of finger (HP:0004097) help
..expandFinger dactylitis (HP:0031090) help
..expandFinger joint hypermobility (HP:0006094) help
..expandFinger swelling (HP:0025131) help
..expandLong fingers (HP:0100807) help
..expandMacrodactyly of finger (HP:0100746) help
..expandMallet finger (HP:0030771) help
..expandSlender finger (HP:0001238) help
..expandSpindle-shaped finger (HP:0031092) help
..expandSplayed fingers (HP:0030029) help
..expandSwan neck-like deformities of the fingers (HP:0006150) help
InputHPO IDHPO termDistanceGeneGene id entrezDiseaseIdDiseaseNameDiseaseMIMConceptIDSourceTypical associationHGMD variantsClinVar variantsHGNC IDGeneMIM
HPO disease - gene - phenotype typical associations:
HP:0004060HP:0004060Trident hand0FGFR3 CL E G H2261100800Achondroplasia100800C0001080OMIM1774313690134934
HPO disease - gene - phenotype less frequent non-typical associations:

Genes (1) :FGFR3

Diseases (1) :100800

Human Phenotype Ontology(HPO) is developed by the Human Phenotype Ontology Consortium. The version used here is June 2019 release.