What is the difference between panic attack vs atrial fibrillation?

Don't guess: If you think you could be having cardiac problems this needs to be evaluated. Medical causes for symptoms should be ruled out before making diagnosis. Panic attacks sxs: anxiety; rapid, pounding heart; chest tightness/pain; shortness of breath w hyperventilation; hot /cold flashes; butterflies in stomach, nausea or vomiting; tingling of mouth or extremities; ^ sweating; feeling faint or >