PT - JOURNAL ARTICLE AU - Yang, Wanding AU - Sahota, Raguwinder S AU - Das, Sudip TI - Snap, crackle and pop: when sneezing leads to crackling in the neck AID - 10.1136/bcr-2016-218906 DP - 2018 Feb 07 TA - BMJ Case Reports PG - bcr-2016-218906 VI - 2018 4099 - http://casereports.bmj.com/content/2018/bcr-2016-218906.short 4100 - http://casereports.bmj.com/content/2018/bcr-2016-218906.full AB - Spontaneous perforation of the pharynx is an unusual condition. Due to its non-specific presentation and general lack of awareness, diagnosis and intervention may be delayed resulting in potential complications. This case reports a rare spontaneous perforation of the pyriform sinus after a forceful sneeze, leading to cervical subcutaneous emphysema and pneumomediastinum.