Adolescent spontaneous pneumopericardium after playing table tennis

A 17-year-old previously healthy boy presented to our emergency department with a complaint of sudden-onset, left-sided, sharp, constant chest pain without radiation after playing table tennis. He reported the severity of pain to be 7 on a 10-point pain scale. On examination, he appeared uncomfortable. The patient’s vital signs were as follows: blood pressure: 136/82 mm Hg; heart rate: 88 beats/min; respiratory rate: 20 breaths/min; oxygen saturation on room air, 100%; and he was afebrile. Physical examination revealed …