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Fetal echocardiography offers high accuracy in detecting major congenital heart defects, but small or evolving lesions may be missed. Proper counselling and follow-up remain essential.
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The fetal heart works quietly in balance, guided by pathways meant for a temporary life before birth. The ductus arteriosus is one such bridge—essential, adaptable, and vulnerable. When its balance shifts too early, subtle changes ripple through the right heart, long before symptoms are visible.
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Mild tricuspid regurgitation is a common finding in fetal imaging, yet its significance varies widely depending on timing and context. This practical, stage-wise guide focuses on how to interpret isolated tricuspid regurgitation—from first-trimester screening to fetal echocardiography—helping clinicians decide when to escalate, when to observe, and when reassurance is enough.
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Understanding the ideal timing for fetal echocardiography is essential for accurate diagnosis, clear counselling, and informed pregnancy planning. This guide explains why 18–22 weeks is considered the optimal window, when early scans are needed, how follow-up schedules are planned, and how legal and clinical factors influence decision-making in different settings.
Fetal Cardiac Care 