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renal abscess
see retroperitoneal abscess
Clinical manifestations:
- presentation similar to acute pyelonephritis
- suspect is presumed pyelonephritis does not improve with 3 days of appropriate antibiotic therapy
Differential diagnosis:
- emphysematous pyelonephritis
- perinephric abscess
Complications:
- high mortality if drainage of large renal abscess is delayed
Management:
- appropriate antibiotics
- antibiotics alone generally sufficient for renal abscesses < 3 cm [1]
- radiologic percutaneous drainage in selected cases
- surgical drainage or nephrectomy in more complicated cases
General
kidney disease; renal disease
retroperitoneal abscess
References
- NEJM Knowledge+ Nephrology/Urology