A new nurse asks about the signs and symptoms of endocarditis versus those of pericarditis. The nurse explains the two diseases. Which statement if made by the new nurse is correct?

1. endocarditis can be either rheumatic or infective
2. pericarditis is often due to a viral or fungal infection
3. pain caused with endocarditis is often relieved by sitting and leaning forward
4. assessment of clients with pericarditis show Osler’s nodes and splinter hemorrhages