Is There Any Help With Chest Pain?

When it's not clear, you do go back to that physical exam in history and say, is there any clue that's helpful? If somebody had some chest pain with it, well, then that would narrow the differential diagnosis. The fifth point is use key diagnostic tests that are often helpful when you're stuck. Those include pulmonary function tests, an aquacardiogram, a D-dimer, and, you know, occasionally a brain-naturatic peptide.