Generalized clonic seizure 2011-11-19T09:53:43Z Generalized clonic seizure is a type of generalized motor seizure characterized by sustained bilateral jerking, either symmetric or asymmetric, that is regularly repetitive and involves the same muscle groups. Generalized clonic seizures are much less common than are tonic-clonic seizures, usually occur in infants, and should be distinguished from jitteriness or shuddering attacks. Generalised clonic seizures Generalised onset clonic seizure Generalised clonic seizure Generalised-onset clonic seizure UMLS:C4023499 Generalized clonic seizures HP:0011169 Generalized onset clonic seizure Generalized-onset clonic seizure Clonic seizure Generalized-onset motor seizure