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4. Which of the following statements is false? a. Tumour vascularity in retinoblastoma could represent tumour activity b. Intra arterial chemotherapy requires patent arterial vascular supply in order to be effective c. Larger tumours showed greater tumour perfusion, and therefore required greater number of IAC cycles. d. Partially perfused retinoblastoma required fewer IAC infusions for the secondary but not the primary IAC treatment group. 5. True or false? Systemic complications occur following the administration of IAC. There is systemic absorption of drugs delivered via intra arterial chemotherapy which can be protective against metastatic disease.
Clinical experimental ophthalmology