Human Phenotype Ontology 
Grandparent Node:
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EMG abnormality (HP:0003457)help
Parent Node:
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EMG: axonal abnormality (HP:0003482)help
..Starting node
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EMG: positive sharp waves (HP:0030007)help
Term ID: 30007
Name: EMG: positive sharp waves
Synonym:
Definition: These are spontaneous firing action potentials stimulated by needle movement of an injured muscle fiber. There is propagation to, but not past, the needle tip. This inhibits the display of the negative deflection of the waveform.
Comments:
Reference: HP:0030007
Genes and Diseases:
 
       Child Nodes:

 Sister Nodes: 


Genes (9) :ANXA11 DNM2 GNE MTMR14 NR4A2 OPTN SETX SGCG TFG

Diseases (8) :OMIM:619733 OMIM:160150 ORPHA:602 OMIM:619911 OMIM:613435 OMIM:602433 ORPHA:353 ORPHA:90117
 

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