<prompt> Which of the following tumors give rise to white reflex in pupil?Squamous cell carcinomaNeurofibromaRetinoblastomaKeratoacanthoma  <response>: Retinoblastoma is a multicentric malignant tumour of the retina, which can be bilateral.Some are sporadic, but many are hereditary.Children with a family history should be carefully monitored from birth.It is often not spotted until the tumour fills the globe and presents as a white reflex in the pupil or as a squint. 