<unk> ,  is an uncommon to rare and serious form of epilepsy in infants. The triad of developmental regression, infantile spasmsand pattern of hypsarrhythmia on EEG is termed as<unk> . The syndrome is age-related, generally occurring between the third and the twelfth month, generally manifesting around the fifth month.  There are various causes ("polyetiology").   The syndrome is often caused by an organic brain dysfunction whose origins may be prenatal, perinatal (caused during birth) or postnatal.
West syndrome
Cohen syndrome
Dorian Gray syndrome
Parkes Weber syndrome
Cantu syndrome
Benedikt's syndrome
Ganser syndrome
Korovnikov syndrome