Human Phenotype Ontology 
Grandparent Node:
Tremor (HP:0001337)help
Parent Node:
Action tremor (HP:0002345)help
..Starting node
Vocal tremor (HP:0012477)help
Term ID: 12477
Name: Vocal tremor
Synonym: Shakey voice; Vocal tremor
Definition: A wavering, unsteady voice that reflects involuntary and approximately sinusoidal oscillation of motor unit firings of laryngeal muscles. Vocal tremor results in low frequency modulations of voice frequency or amplitude and intermittent voice instability.
Reference: HP:0012477
Genes and Diseases:
       Child Nodes:

 Sister Nodes: 
..expandIsometric tremor (HP:0030185) help
..expandKinetic tremor (HP:0030186) help
..expandPostural tremor (HP:0002174) help
..expandTitubation (HP:0030187) 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:0012477HP:0012477Vocal tremor0ANO3 CL E G H6398214004ORPHA:420485Cranio-cervical dystonia with laryngeal and upper-limb involvementHP:0040282 - Frequent17
HP:0012477HP:0012477Vocal tremor0NOTCH2NLC CL E G H10099671753924OMIM:618866TREMOR, HEREDITARY ESSENTIAL, 6; ETM6

Genes (2) :ANO3 NOTCH2NLC

Diseases (2) :ORPHA:420485 OMIM:618866

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