Amnesia, Anterograde

**Definition:** Loss of the ability to form new memories beyond a certain point in time. This condition may be organic or psychogenic in origin. Organically induced anterograde amnesia may follow CRANIOCEREBRAL TRAUMA; SEIZURES; ANOXIA; and other conditions which adversely affect neural structures associated with memory formation (e.g., the HIPPOCAMPUS; FORNIX (BRAIN); MAMMILLARY BODIES; and ANTERIOR THALAMIC NUCLEI). (From Memory 1997 Jan-Mar;5(1-2):49-71)

**Tree numbers:** - C10.597.606.525.100.075 - C23.888.592.604.529.100.075 - F01.700.625.100.075 - F03.615.200.137

**Synonyms:** - Anterograde Amnesia - Memory Loss, Anterograde