Sinus tachycardia can result from various causes which include: cardiovascular (e.g. heart failure, myocardial infarction, cardiac tamponade); side effect of medications (e.g. aminophylline, atropine); infectious (e.g. sepsis); metabolic (e.g. dehydration, hypoglycemia), and many other conditions.  It can also be as a result of some acute, life threatening conditions such as alcohol and cocaine overdose, pulmonary embolism, anemia, shock, e.t.c
Sinus tachycardia causes
Sinus bradycardia causes
Atrial flutter causes
Sinoatrial arrest causes
Supraventricular tachycardia causes
Bradycardia causes
Inappropriate sinus tachycardia causes
Third degree AV block causes