Clinical manifestations and outcomes of fetal periventricular pseudocysts: a study of 38 cases
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By
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Jing Ding
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YiHan Xiao
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Jie Fu
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Jia Liu
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Yifang Yuan
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Qiuyan Pei
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July 13, 2026
Clinical Scorecard: Clinical Features and Prognostic Outcomes of Fetal Periventricular Pseudocysts: Analysis of 38 Cases
At a Glance
| Category | Detail |
|---|
| Condition | Fetal Periventricular Pseudocysts |
| Key Mechanisms | Fluid-filled cavities adjacent to brain ventricles, associated with antenatal cystic regression or other factors. |
| Target Population | Pregnant women diagnosed with fetal periventricular pseudocysts. |
| Care Setting | Retrospective evaluation in a clinical setting. |
Key Highlights
- Most cases diagnosed in the third trimester, with a mean gestational age of 31.4 weeks.
- Majority of pseudocysts were bilateral, located on the lateral aspect of the anterior horn.
- Favorable outcomes associated with isolated pseudocysts; additional abnormalities linked to poorer outcomes.
- Dynamic monitoring of pseudocysts showed variable changes in size.
- Two newborns required NICU admission due to infection and prematurity.
Guideline-Based Recommendations
Diagnosis
- Diagnosis via ultrasound showing anechoic or hypoechoic cystic lesions near lateral ventricles.
Management
- Dynamic monitoring of pseudocysts; no additional interventions required during pregnancy.
Monitoring & Follow-up
- Close monitoring of pseudocysts during pregnancy to assess changes in size.
Risks
- Presence of additional abnormalities may indicate poorer neurodevelopmental outcomes.
Patient & Prescribing Data
Pregnant women with diagnosed fetal periventricular pseudocysts.
Most cases do not require intervention; monitoring is sufficient.
Clinical Best Practices
- Utilize advanced imaging techniques for accurate diagnosis.
- Conduct thorough prenatal assessments to evaluate for additional abnormalities.
- Provide clear communication regarding prognosis and monitoring strategies to pregnant women.
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