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Open biopsy of pediatric liver tumors linked to severe hemorrhage in three-case seriesOpen surgical biopsy of pediatric liver tumors poses serious risks

AI-generated summary of the cited source, checked by automated accuracy review. How we work

Key Takeaway
Consider image-guided core needle biopsy over open biopsy for pediatric liver tumors when feasible.

This publication is a guideline-oriented case series accompanied by a narrative (not systematic) literature review. It describes three children referred to a tertiary pediatric liver center after severe hemorrhagic complications following open surgical biopsy or intraoperative manipulation of a liver tumor. No comparator group was reported.

All three children developed severe hemorrhagic complications. Hemorrhage and coagulopathy required abdominal packing, temporary abdominal wall non-closure, mechanical ventilation, and intensive care. One child developed hemorrhagic shock with acute liver and kidney failure and required high-urgency liver transplantation for hepatoblastoma. Final diagnoses across the three children were hepatoblastoma, hepatocellular neoplasm not otherwise specified (HCN-NOS), and malignant rhabdoid tumor of the liver, one each.

The authors state that open surgical biopsy of pediatric liver tumors should not be regarded as a minor diagnostic procedure. They recommend that, if feasible, biopsy be planned in a multidisciplinary setting and performed as image-guided core needle biopsy with coaxial technique, controlled pediatric anesthesia, and a predefined hemorrhage rescue pathway. Avoiding open biopsy whenever feasible may improve patient safety.

Limitations acknowledged by the authors include the very small sample (three patients), the narrative rather than systematic nature of the literature review, and the absence of a comparator group. The source describes complications occurring after the procedures but does not establish causation beyond temporal association. No pooled or comparative estimates are reported, and complication rates cannot be generalized from three cases.

How this fits prior evidence

Prior coverage on this publication focused on AKR1B10 as a theoretical serum biomarker for AFP-negative hepatoblastoma, noting that it lacks clinical validation. The present publication addresses a different aspect of hepatoblastoma and other pediatric liver tumors: procedural safety around diagnostic biopsy. It does not confirm or extend the biomarker finding. Instead, it draws attention to a gap in the literature on hemorrhagic risk during open surgical biopsy and intraoperative manipulation, using a three-case series and a narrative review to argue for image-guided core needle biopsy and multidisciplinary planning. No comparative data on biopsy strategies are provided.

When doctors need to diagnose a liver tumor in a child, the choice of procedure can have life-altering consequences. A small series of cases shows that open surgical biopsies—where the liver is accessed through a large incision—can lead to severe bleeding and complications. In every case studied, children experienced significant blood loss and clotting issues after the procedure.

One child in the group suffered from hemorrhagic shock, which is a life-threatening drop in blood pressure due to blood loss. This led to liver and kidney failure, requiring an emergency liver transplant. These cases involved different types of tumors, including hepatoblastoma and malignant rhabdoid tumors.

Because of these risks, experts suggest that open biopsies should not be seen as a minor step. Instead, they recommend using image-guided needle biopsies when possible. These methods are less invasive and can be planned with a specific plan to manage bleeding if it occurs. Because this data comes from only three cases, it is a small sample, but it highlights the importance of choosing the safest path for children.

What this means for you:
Open surgical biopsies of pediatric liver tumors can cause severe bleeding and organ failure, making safer methods preferable.

Common questions

What are the risks of an open surgical biopsy for a child's liver tumor?

An open surgical biopsy can lead to severe hemorrhagic complications, which means heavy bleeding and issues with blood clotting. In the cases studied, all three children experienced these complications. One child suffered from hemorrhagic shock and organ failure, requiring an emergency liver transplant.

What types of liver tumors were involved in these cases?

The cases involved three different types of tumors: hepatoblastoma, hepatocellular neoplasm not otherwise specified (HCN-NOS), and malignant rhabdoid tumor of the liver. Each of the three children in the study had one of these specific conditions.

Are there safer ways to biopsy a child's liver tumor?

Yes. Experts suggest that instead of an open biopsy, doctors should use an image-guided core needle biopsy with a coaxial technique. This method is less invasive and can be performed with controlled anesthesia and a plan to manage bleeding if it happens.

Study Details

Study typeGuideline
EvidenceLevel 5
PublishedOct 2026
View Original Abstract ↓
BackgroundHistopathological confirmation remains an important component of the diagnostic workup of pediatric liver tumors. Despite the growing consensus that image-guided core needle biopsy is the least traumatic strategy, open surgical biopsy or intraoperative tumor manipulation is still performed in a selected group of patients. The potential complications associated with surgical manipulation of pediatric liver tumors may be underappreciated in current diagnostic algorithms.MethodsHere, we report three consecutive cases of children referred to our tertiary pediatric liver center following severe hemorrhagic complications and requiring intensive care management after open surgical biopsy or manipulation. A narrative review of the literature regarding pediatric liver tumor biopsy was performed, focusing on indications, technical considerations, periinterventional management, and rescue management.ResultsAll three children developed severe hemorrhagic complications following open surgical biopsy or manipulation of a liver tumor. Complications included hemorrhage and coagulopathy, which required abdominal packing, temporary abdominal wall non-closure, mechanical ventilation and intensive care treatment, sequentially leading to referral to our pediatric liver center. One child developed hemorrhagic shock with acute liver and kidney failure and required high-urgency liver transplantation for hepatoblastoma. Final diagnoses were hepatoblastoma, hepatocellular neoplasm not otherwise specified (HCN-NOS) and malignant rhabdoid tumor of the liver.ConclusionOpen surgical biopsy of pediatric liver tumors should not be regarded as a minor diagnostic procedure. If feasible, biopsy should be carefully planned in a multidisciplinary setting and performed as image-guided core needle biopsy with coaxial technique, controlled pediatric anesthesia and a predefined hemorrhage rescue pathway. Avoiding open biopsy whenever feasible may significantly improve patient safety.
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