Which is the most common second malignancy in survivors of retinoblastoma?
Osteosacrcomas are the most common second malignancy in survivors of retinoblastoma. Ref: Cancer in Children and Adolescents By William Larkin Carroll, Page 384; Manual of Pediatric Hematology and Oncology By Philip Lanzkowsky, 5th Edition, Page 947
Optic glioma
Osteosarcoma
Thyroid cancer
Nasopharyngeal carcinoma