The memory in the human brain is not a unified system. Widely accepted classification discerns short-termworking memory, long-term conscious declarative memory (semantic and episodic) and several types ofnon-conscious memories: procedural (hábit), priming, pavlovian conditioning and emotional conditioning.The amnesia is a disturbance of declarative memory. The anatomie classification of amnesia differentiatesthe hippocampal, and diencephalic amnesias, amnesia in disturbance of the basal telencephalon and damage of some types of brain white matter systems. Minimal cognitive impairment and evolution of Alzheimeťs disease are most obvious causes of evolving recent episodic memory impairment amnesia encountering the family doctor.

        Key words: short-term (working) memory, declarative, semantic, episodic, amnesia