R41.3

Applicable To

• Amnesia NOS

• Memory loss NOS

Approximate Synonyms

• Amnesia

• Amnestic disorder

• Memory loss

• Post-traumatic amnesia

• Posttraumatic amnesia

Clinical Information

• A disorder characterized by systematic and extensive loss of memory.

• Partial or complete loss of memory caused by organic or psychological factors. The loss may be temporary or permanent, and may involve old or recent memories. Compare forgetting and memory decay.

• Pathologic partial or complete loss of the ability to recall past experiences amnesia, retrograde) or to form new memories amnesia, anterograde). This condition may be of organic or psychologic origin. Organic forms of amnesia are usually associated with dysfunction of the diencephalon or hippocampus. from Adams et al., Principles of Neurology, 6th ed, pp426-7)

• Systematic and extensive loss of memory caused by organic or psychological factors. The loss may be temporary or permanent, and may involve old or recent memories.

Details

• R41.3 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

• The 2023 edition of ICD-10-CM R41.3 became effective on October 1, 2022.

• This is the American ICD-10-CM version of R41.3 – other international versions of ICD-10 R41.3 may differ.