4 results
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
EKG of the same ... excludes other differentials ... ’s called Frog sign ... Hussain Ch @Hussainch ... #Neck #Frog #Sign
Acute and Chronic Causes of Dyspnea - Differential Diagnosis
Pulmonary/Chest Wall:
 • Acute: Trauma, COPD exacerbation, Asthma
/Chest Wall: • ... decompensated CHF ... Valvular disease Head/Neck ... Neuromuscular disease (eg ... Metabolic acidosis (eg
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
Palpitations - Differential ... or neck. ... exam • 12-lead ECG ... Valvular disease (e.g ... Pheochromocytoma • Pulmonary
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Neck: “dropping ... life-threatening Differential ... Serologic and EMG ... Imaging - CT Chest ... inhibition - Chronic