<unk> , which was colloquially known as soldier's heart, is a syndrome with a set of symptoms that are similar to those of heart disease, though a physical examination does not reveal any physiological abnormalities.  In modern times,<unk>  is considered the manifestation of an anxiety disorder and treatment is primarily behavioral, involving modifications to lifestyle and<unk> ily exertion.
The condition was named for Jacob Mendes<unk><unk> , who investigated and described the disorder during the American Civil War. It is also variously known as cardiac neurosis, chronic asthenia, effort syndrome, functional cardiovascular disease, neurocirculatory asthenia, primary neurasthenia, subacute asthenia and irritable heart.
Da Costa's syndrome
Liddle's syndrome
Banti's syndrome
Dressler's syndrome
Bristowe's syndrome
Grisel's syndrome
Lucey-Driscoll syndrome
Tietze's syndrome