[Emphysematous cystitis: report of one case].

We report a 53 year-old woman with type 2 diabetes mellitus and hypertension, presenting with progressive abdominal pain lasting three weeks, associated with lower abdominal swelling and fever. Clinical examination showed a large increase in abdominal volume, contraction of extracellular compartment, and signs of severe sepsis. Computed tomography showed an over-distended bladder with severe wall and luminal pneumatosis and bilateral hydronephrosis.