PRETEXT IV Hepatoblastoma

**Semantic type:** Neoplastic Process

**Definition:** An internationally developed presurgical anatomic staging system using imaging techniques: Tumor involves all 4 quadrants; there is no quadrant free of tumor. (from PDQ 2004)

**Synonyms:** - PRETEXT Stage 4 Hepatoblastoma - PRETEXT Stage IV Hepatoblastoma - Stage 4 Hepatoblastoma