Life-threatening cardiac conditions |
- Arrhythmia (eg, Wolff-Parkinson-White syndrome, prolonged QT syndrome, cardiac structural abnormalities [congenital heart disease, intracardiac tumors])
- Hypertrophic cardiomyopathy
- Myocarditis
- Sick sinus syndrome
- Pacemaker malfunction
|
Life-threatening noncardiac conditions |
- Hypoglycemia
- Toxic exposure
- Pheochromocytoma
|
Common conditions |
- Premature atrial contractions
- Premature ventricular contractions
- Fever
- Anemia
- Exercise
- Emotional arousal
- Anxiety, panic attack
- Hyperventilation syndrome
- Drug-induced (caffeine, herbal medications, dietary supplements, albuterol, isotretinoin)
- Postural orthostatic tachycardia syndrome
|
Other conditions |
- Acute rheumatic fever with valvular disease
- Hyperthyroidism
- Mitral valve prolapse
|