RT Journal A1 Ruiz del Río N, Abelairas Gómez J, Peralta Calvo J, Miranda Lloret P T1 ATypical retinoblastoma in sotos syndrome (cerebral gigantism) JF Archives of Ophthalmology JO Archives of Ophthalmology YR 2007 FD April 1 VO 125 IS 4 SP 578 OP 580 DO 10.1001/archopht.125.4.578-b UL http://dx.doi.org/10.1001/archopht.125.4.578-b AB Funduscopy revealed a white retroequatorial endophytic retinal mass with vitreous seedings and multiple cysts emerging and floating within the gel (Figure 2), consistent with retinoblastoma in a grade Vb stage according to the Reese-Elsworth classification. Ocular examination results were otherwise normal. She was treated with radiotherapy and cryotherapy. At last follow-up at age 13 years, the tumor had a type IV regression pattern while the vitreous cysts remained unchanged.