Palpitations Ddx
Posted by dkwinter

Hx
     Gradual vs acute onset/offset
     Context
          Exertion
          Caffeine
          Anxiety
     Associated symptoms
          Light-headedness
          Chest pain
          Dyspnea
     Hyperthyroid symptoms
     History of bleeding or anemia
     History of heart disease

PE
     Vital signs
     Endocrine/thyroid exam, including
          Exophthalmos
          Lid retraction
          Lid lag
          Thyroid gland size
     Bruit
     Tremor
     CV exam

Ddx
     Hyperthyroidism
     Hypoglycemia
     Cardiac arrhythmia
     Panic attacks
     Hyperventilation episodes
     Pheochromocytoma
     Angina
     Carcinoid syndrome

Workup
     Glucose
     CBC, electrolytes
     TSH
     BUN/Cr
     EKG
     Holter monitor