Treatment for hepatoblastoma?

Surgery. Hepatoblastoma is the most common liver cancer in children. Treatment requires a biopsy to make a diagnosis. Oftentimes the tumor is resectable, if not then chemotherapy and subsequent second look surgery if tumor responds.
I assume you are... Asking on behalf of a child known to you. For a long time now, the mainstay of therapy has been surgical resection and chemotherapy that includes 5fu, (fluorouracil) Cisplatin and vincristine. For some patients with extensive disease, a liver transplant may be required because an adequate surgical resection can't be achieved. There are ongoing clinical trials geared toward further improvements in outcomes.
Surgery and chemo. The treatment depends on the certain characteristics of the disease. These are known from the initial biopsy. From there the treatment typically involves chemo followed by a second tumor resection.

Related Questions

What is the treatment for hepatoblastoma?

Surgery+/- chemo. Treatment is dependent on staging. Most will require a combination of chemotherapy and surgery to completely remove the tumor. Cisplatin, 5-fluorouracil, vincristine, +/ doxorubicin are the common chemotherapy agents employed to treat hepatoblastoma. Read more...
Surgery, chemoRx. For cure, surgical resection is essential. This can occasionally can be performed up front, but frequently requires initial chemotherapy to shrink tumor. Unresectable tumors are potential candidates for removal of the entire liver with transplant ion. Read more...
Variable. Treatment consists of surgery to diagnose and treat it and usually chemotherapy. Read more...