[A rare case of idiopathic staghorn urolithiasis in childhood. Imaging diagnosis]
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1Servizio di Radiodiagnostica, Ospedale Civile S. Chiara, Trento.
Insights
This case study highlights kidney staghorn lithiasis in a young child, a complication of megacalycosis and pyelo-ureteral junction dysplasia. Ultrasound proved valuable for initial diagnosis and non-invasive follow-up of calculi and dilatation.
Area of Science:
- Pediatric Nephrology
- Urology
- Medical Imaging
Background:
- Megacalycosis is a congenital anomaly of the kidney characterized by dilated collecting ducts.
- Pyelo-ureteral junction (PUJ) dysplasia can lead to urinary obstruction.
- Kidney stones (lithiasis) in infants are rare and can have serious complications.
Observation:
- A 1.5-year-old patient presented with kidney staghorn lithiasis.
- The lithiasis was a complication of underlying megacalycosis with associated PUJ dysplasia.
- Ultrasound was utilized as the primary diagnostic tool.
Findings:
- Ultrasound demonstrated staghorn calculi and significant renal pelvis dilatation.
- The non-invasive nature of ultrasound facilitated effective patient monitoring.
- Ultrasound accurately assessed the persistence of calculi and degree of dilatation post-intervention.
Implications:
- Early diagnosis and monitoring of pediatric kidney stones are crucial.
- Ultrasound is a vital, non-invasive imaging modality for managing pediatric urolithiasis and congenital kidney anomalies.
- Understanding the link between megacalycosis, PUJ dysplasia, and lithiasis aids in risk stratification and management.
Abstract:
The authors describe one case of kidney staghorn lithiasis in a little patient 1 1/2 years old, as complication of a megacalycosis with associated pyelo-ureteral junction dysplasia. They underline the value of ultrasound both as a first examination and, particularly, in the follow up because of the non invasivity of the technique and the correct information about the persistence of calculi and dilatation.