Carcinoma in situ of the corneoscleral limbus in a 13-year-old girl is the youngest case of this condition known so far. After diagnosis was made by biopsy, β-radiation with strontium 90 was given to a dose of 4,000 roentgen equivalents physical in four weeks with disappearance of the lesion in three weeks.
Linwong M, Herman SJ, Rabb MF. Carcinoma in Situ of the Corneal Limbus in an Adolescent Girl. Arch Ophthalmol. 1972;87(1):48-51. doi:10.1001/archopht.1972.01000020050010