How would you document a patient's inability to remember his name?

Documenting a patient's inability to remember their name falls under the category of altered mental status. This term encompasses various cognitive impairments, including confusion, disorientation, and memory loss. In this context, the patient's inability to recall personal information like their name suggests a change in their mental clarity and ability to process information.

Altered mental status can be caused by numerous factors such as illness, injury, or neurological conditions, and it is crucial for EMTs to accurately document these observations, as they can provide valuable insights into the patient's condition and help guide further medical intervention.

The other terms—such as metabolic condition, coma, and stroke—relate to specific medical conditions or states of consciousness. While they might involve altered cognition, they do not accurately capture the specific scenario of memory loss in the way that altered mental status does. Thus, focusing on the broader and more applicable term is key in this documentation scenario.