History of Anterograde AmnesiaĪ patient named HM, aged 27 undergoes bilateral resection of the medial temporal lobe due to refractory seizures. There are certain factors which lead to amnesia are cardiac arrest, cranial traumatism, asphyxia and use of pharmaceutical drugs which include hypnotic drugs, neuroleptics, anaesthetics and ketamines. Uncoordinated movements and confusions are other symptoms which can be presented and when associated with alcohol can cause Wernicke-Korsakoff psychosis. It explains the interference of recently learnt information with that of previously learnt information. This phenomenon is called retroactive interference. Neuropsychology deals with psychological alterations to one’s life and its discovery in a recent study suggests that a total of 7/10 people are unable to retain temporary build in the information.
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