True about retinoblastoma are all Except
It is the most common intraocular tumour of childhood occurring 1 in 20,000 live bihs.Age: though congenital, it is not recognized at bih, and is usually seen between 1 and 2 years of age.Sex: There is no sex predisposition.Race: it is rarer in Negroes than whites.Bilaterality: In 25-30% cases, there is bilateral involvement, although one eye is affected more extensively and earlier than the other.
Autosomal dominant
Most common intraocular tumor of childhood
Females are more affected than males
Bilateral involvement not rare
All India exam