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Summary
Renal venous thrombosis (RVT) predominantly affects newborns, particularly males. Diagnosis relies on clinical signs, lab tests, and imaging, with treatment focusing on homeostasis and preventing complications.
Area of Science:
- Neonatal Medicine
- Pediatric Nephrology
- Vascular Thrombosis
Background:
- Renal venous thrombosis (RVT) is a condition primarily affecting newborns, with a 2:1 male-to-female ratio.
- Risk factors include hyperosmolality, maternal prediabetes, and angiocardiography.
Purpose of the Study:
- To define renal venous thrombosis (RVT) in neonates.
- To outline diagnostic criteria and therapeutic strategies for RVT.
Main Methods:
- Clinical observation and data analysis of neonatal cases.
- Diagnostic support from hematologic parameters (platelets, FDP, plasminogen).
- Radiological and nephrosonographic assessments for kidney status.
Main Results:
- Non-specific early signs include hematuria (49%) and enlarged, hard kidneys (60%).
- Diagnostic accuracy reaches 90% with falling platelet/plasminogen or rising FDP levels.
- Radiology and nephrosonography are crucial for diagnosis and assessing kidney function.
Conclusions:
- RVT management involves maintaining homeostasis, correcting uremia, and preventing renal hypertension.
- Elective nephrectomy may be required for contracted, functionless kidneys.
- Heparin and peritoneal dialysis have improved outcomes in bilateral RVT cases.