Seizures, Benign Familial Infantile, 2, also known as bfis2, is related to convulsions, familial infantile, with paroxysmal choreoathetosis and episodic kinesigenic dyskinesia 1. An important gene associated with Seizures, Benign Familial Infantile, 2 is PRRT2 (Proline Rich Transmembrane Protein 2). Affiliated tissues include brain, and related phenotypes are migraine and bilateral tonic-clonic seizure