Atypical presentation of abdominal group A streptococcal-necrotizing fasciitis after pessary removal.

Group A streptococcal (GAS) necrotizing fasciitis is a potentially life-threatening infection. We report on a patient with a history of prolonged pessary use with traumatic removal who developed ascending GAS infection in her gynecologic organs that tracked along the round ligament to her anterior abdominal wall.