Don´t be disappointed if your patient can´t confirm the irregularity of their palpitation during AF.
Many patients just notice a fast pounding sensation, and only occasionally are they aware of the irregularity.
When noted, the sense of irregularity is due more to variations in the forcefulness of the beats than to irregularity of rhythm itself.
Although there is a strong correlation with exertion, Mrs. Brown´s episodes are certainly not stereotyped as with panic or anxiety. They do vary in duration and setting.