episodic ataxia type 3 https://www.malacards.org/card/episodic_ataxia_type_3 Episodic ataxia type 3 (EA3) is a very rare form of Hereditary episodic ataxia characterized by vestibular ataxia, vertigo, tinnitus, and interictal myokymia. MEDGEN:376220 episodic ataxia-vertigo-tinnitus-myokymia syndrome MESH:C564697 OMIM:606554 MONDO:0011682 GARD:0016702 EA3 Orphanet:79135 UMLS:C1847839 DOID:0050991 SCTID:718755009 episodic ataxia, type 3 hereditary episodic ataxia