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The not-so-simple renal cyst
Samantha Low1, Maleeha Azim, Elaine Wan
1Queens Hospital Romford, London, United Kingdom.
Insights
Simple renal cysts, typically seen in older males, can become infected. This case highlights a young female with an infected renal cyst initially misdiagnosed as pyelonephritis, successfully treated with antibiotics and drainage.
Area of Science:
- Nephrology
- Infectious Diseases
- Radiology
Background:
- Simple renal cysts are common, particularly in elderly males.
- Most cysts are asymptomatic and require no treatment.
- Complications like infection, hemorrhage, or rupture are rare but necessitate intervention.
Observation:
- A 31-year-old female presented with symptoms initially suggestive of acute pyelonephritis.
- A simple renal cyst was identified as the source of infection.
- High clinical suspicion was crucial for accurate diagnosis.
Findings:
- The patient was diagnosed with an infected renal cyst.
- Treatment involved antibiotic therapy and radiological drainage.
- The patient experienced a full recovery with minimal complications.
Implications:
- This case underscores the importance of considering infected renal cysts in younger patients presenting with pyelonephritis-like symptoms.
- Prompt diagnosis and appropriate management (antibiotics and drainage) lead to favorable outcomes.
- Highlights the need for clinical vigilance in diagnosing rare complications of simple renal cysts.
Abstract:
Simple renal cysts are most commonly found in the elderly, male population. The majority of simple renal cysts remain untreated, except on the rare occasion when they become complicated with hemorrhage, infection or rupture. We present the case of a 31-year-old female with a simple renal cyst which was initially treated as acute pyelonephritis. A high clinical suspicion led to the diagnosis of an infected renal cyst which was treated with antibiotic therapy and radiological drainage. There were minimal complications and the patient made an uneventful recovery.
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