A teenager with recurrent supraventricular tachycardia and a giant mediastinal mass
We describe a unique case of a teenager with past medical history of anxiety, dysmenorrhea and one year of recurrent symptomatic palpitations who was found to have an exceptionally large mediastinal teratoma which was simply southern cat shirt compressing the right atrium, after evaluation for recurrent symptomatic supraventricular tachycardia.Our