The present report describes the case of a 22-year-old female patient admitted to the emergency room with acute low back pain, dysuria, vomiting and fever (38.5ºC). Urinalysis and computed tomography findings revealed urinary tract infection associated with presence of gas in the collecting system, characterizing unilateral emphysematous pyelitis caused by Gram-negative bacteria. The present case report emphasizes the occurrence of this disease as a urinary tract infection complication.
Emphysematous pyelitis; Complicated urinary tract infection; Computed tomography
