Sinus Tachycardia - Differential Diagnosis Framework
Autonomic System:
 • Excess Stimulation: Nicotine, Caffeine, Sympathomimetics, Anticholinergics
 • Withdrawal: Alcohol, B-blocker
Endocrine: Hyperthyroidism, Pheochromocytoma
Inadequate CO:
 • Volume: 
    - Hypovolemia (fluid losses/hemorrhage)
    - Distributive (fever, sepsis)
 • Obstruction: Tamponade, PE
 • Cardiogenic: ACS, CHF
 • Hypoxia
Other: Fever, Pain, Anxiety, Inappropriate Sinus Tachycardia

SCVMC Internal Medicine @SCVMCMed

#Sinus #Tachycardia #Differential #Diagnosis #cardiology