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Local suture ligation-assisted percutaneous sclerotherapy for Kasabach-Merritt phenomenon-associated kaposiform
Xiao Li1, Ming-Zhe Wen1, Li-Xin Su1
1Department of Interventional Therapy, Shanghai Ninth People's Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai Key Laboratory of Stomatology and Shanghai Research Institute of Stomatology, Shanghai 200011, P.R. China.
Abstract:
Kaposiform haemangioendotheliomas (KHEs) complicated by the Kasabach-Merritt phenomenon (KMP) are rare and severe neoplastic lesions often associated with locally aggressive disease, consumption coagulopathy and high mortality rates. Current regimens have yet to achieve a satisfactory therapeutic effect. Thus, an effective and minimally invasive approach for treating complex KHE/KMP cases is necessary for clinical management. The present case series describes patients with KHE/KMP who underwent local suture ligation-assisted percutaneous sclerotherapy to minimise surgical trauma and ensure effective treatment. Between September 2015 and September 2017, 3 consecutive patients with KHE/KMP underwent staged local suture ligation-assisted percutaneous sclerotherapy. Of these patients, 2 presented with medical histories of corticosteroid treatment with unsatisfactory outcomes. The patients underwent a stepwise synthetic serial therapy programme consisting of percutaneous sclerotherapy and adjunctive pharmacotherapy accompanied by a suture ligation procedure. Clinical, radiological, pathological and laboratory data were analysed to evaluate the outcomes of the therapy. All patients were successfully managed with the proposed procedure. Significant relief of clinical symptoms and improvements in haematological indicators were achieved. No recurrence or complications were observed during regular follow-up (4, 19 and 28 months). In conclusion, local suture ligation-assisted percutaneous sclerotherapy was demonstrated to be a safe and effective treatment for KHE/KMP, being minimally invasive, involving simple manipulation and providing a clear treatment benefit in certain cases. Further studies involving larger sample sizes are required to thoroughly evaluate the procedure, which can potentially be used as a novel therapeutic option for KHE/KMP treatment.
Insights
Kaposiform haemangioendotheliomas (KHEs) with Kasabach-Merritt phenomenon (KMP) are rare. Local suture ligation-assisted percutaneous sclerotherapy offers a safe, effective, and minimally invasive treatment option for these complex cases.
Area of Science:
- Vascular lesions
- Pediatric oncology
- Interventional radiology
Background:
- Kaposiform haemangioendotheliomas (KHEs) complicated by Kasabach-Merritt phenomenon (KMP) are rare, severe neoplastic lesions.
- These conditions are associated with aggressive local disease, coagulopathy, and high mortality.
- Current treatments often lack satisfactory efficacy, necessitating novel approaches.
Purpose of the Study:
- To evaluate the safety and efficacy of local suture ligation-assisted percutaneous sclerotherapy for KHE/KMP.
- To present a minimally invasive treatment strategy for complex KHE/KMP cases.
- To assess clinical, radiological, pathological, and laboratory outcomes.
Main Methods:
- A case series of 3 consecutive patients with KHE/KMP treated between September 2015 and September 2017.
- Staged local suture ligation-assisted percutaneous sclerotherapy combined with pharmacotherapy.
- Stepwise synthetic serial therapy programme including percutaneous sclerotherapy and suture ligation.
Main Results:
- All 3 patients were successfully managed with the described procedure.
- Significant improvement in clinical symptoms and haematological indicators was observed.
- No recurrence or complications were noted during follow-up periods ranging from 4 to 28 months.
Conclusions:
- Local suture ligation-assisted percutaneous sclerotherapy is a safe and effective minimally invasive treatment for KHE/KMP.
- The procedure involves simple manipulation and offers clear benefits in select cases.
- Further research with larger sample sizes is warranted to establish this as a novel therapeutic option.
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