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Retroperitoneal emphysema caused by a renal abscess: a case report
Su Hyun Song1, Hong Sang Choi1, Chang Seong Kim1
1Department of Internal Medicine, Chonnam National University Medical School, Gwangju, Korea; Chonnam National University Hospital, Gwangju, Korea.
Annals of Palliative Medicine
|June 13, 2021
Summary
Retroperitoneal emphysema, a rare complication of renal abscess, was successfully treated with antibiotics alone in a type 2 diabetes patient. This case highlights the importance of early diagnosis and tailored treatment for renal abscess complications.
Area of Science:
- Nephrology
- Infectious Diseases
- Radiology
Background:
- Renal abscesses can lead to rare complications.
- Type 2 diabetes mellitus is a risk factor for infections.
Observation:
- A 45-year-old male with type 2 diabetes presented with flank pain and fever.
- CT scan revealed a right renal abscess with gas in the retroperitoneal space.
- Urine culture identified Streptococcus agalactiae.
Findings:
- The patient was diagnosed with retroperitoneal emphysema secondary to a renal abscess.
- Antibiotic therapy alone resulted in successful patient recovery without complications.
- This represents a rare instance of renal abscess penetrating the renal fascia.
Implications:
- Early diagnosis of renal abscess complications is crucial.
- Antibiotic therapy may be sufficient in select cases, avoiding invasive procedures.
- Management should be individualized based on patient stability and abscess characteristics.

