Human Phenotype Ontology 
Grandparent Node:
Abnormality of movement (HP:0100022)help
Parent Node:
Primitive reflex (HP:0002476)help
..Starting node
Glabellar reflex (HP:0030904)help
Term ID: 30904
Name: Glabellar reflex
Synonym: Myerson's sign
Definition: A type of primitive reflex that is elicited by repetitive tapping on the forehead. Normal subjects usually blink in response to the first several taps, but if blinking persists, the response is abnormal and considered to be a sign of frontal release. Persistent blinking is also known as Myerson's sign.
Reference: HP:0030904
Genes and Diseases:
       Child Nodes:

 Sister Nodes: 
..expandGrasp reflex (HP:0030903) help
..expandPalmomental reflex (HP:0030902) help
..expandSnout reflex (HP:0030905) help
..expandSuck reflex (HP:0030906) 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:0030904HP:0030904Glabellar reflex0DNAJC6 CL E G H982915469OMIM:615528Parkinson disease 19a, juvenile-onset6
HP:0030904HP:0030904Glabellar reflex0GLRB CL E G H27434329OMIM:614619Hyperekplexia 2.46
HP:0030904HP:0030904Glabellar reflex0GM2A CL E G H27604367ORPHA:309246GM2 gangliosidosis, AB variantHP:0040282 - Frequent69

Genes (3) :DNAJC6 GLRB GM2A

Diseases (3) :OMIM:615528 OMIM:614619 ORPHA:309246

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