Results of bridge IV-IA chemotherapy in retinoblastoma.

*One additional intra-arterial chemotherapy procedure was performed for a recurrence after 3 years. ERG: Electroretinography. ICRB: International Classification of Retinoblastoma. IVC: Intravenous chemotherapy. IAC: Intra-arterial chemotherapy. RE: Reese-Ellsworth classification of retinoblastoma.Tumor regression pattern: Type 0: disappearance; Type 1: highly calcified; Type 2: fish flesh (no vascularity and no growth); Type 3: mixed types 1 and 2; Type 4: white scar.