T1W MRI of the orbit is shown below, probable diagnosis?: (A) Melanoma, (B) Retinoblastoma, (C) Optic Glioma, (D) Meningioma
Answer is A. Melanin is T1 hyperintense Lentiform homogenously hyperintense lesion on T1W MRI in adults - Choroidal Melanoma Isointense/ Slightly hyperintense lesion on T1W - MRI in children with intraorbital calcificaitns - Retinoblastoma.