RT Journal Article SR Electronic T1 Spontaneous pneumomediastinum in a marathon runner JF British Journal of Sports Medicine JO Br J Sports Med FD BMJ Publishing Group Ltd and British Association of Sport and Exercise Medicine SP 878 OP 879 DO 10.1136/bjsm.2006.027862 VO 40 IS 10 A1 D A Townes YR 2006 UL http://bjsm.bmj.com/content/40/10/878.abstract AB A previously healthy 19 year old male presented to the emergency department complaining of soreness in his neck, difficulty taking a deep breath, and a “crinkly feeling” in his neck and upper chest after running a marathon. He was diagnosed with spontaneous pneumomediastinum. He did not require any intervention or hospitalisation and made a full recovery.