This chapter addresses the broad spectrum of pathologies affecting the eye, covering both congenital and acquired conditions. Key topics include retinoblastoma, with in-depth discussions on its various forms such as exophytic, recurrent, and trilateral retinoblastoma, as well as associated histological features such as Flexner–Wintersteiner rosettes and Homer–Wright rosettes. The chapter also examines other retinopathy-related disorders such as Coats disease, leukocoria, and Toxocariasis, focusing on diagnostic markers and management strategies. It highlights the significance of strabismus, esotropia, and exotropia in ocular alignment disorders and their clinical implications. Congenital anomalies such as microphthalmia and Norrie disease are explored, with insights into their genetic origins and clinical presentation. The chapter also addresses systemic conditions such as Horner syndrome, dermatochalasis, and pinealoblastoma, elucidating their impact on ocular health. Detailed discussions on chiasmatic optic pathway gliomas and other neoplasms provide a comprehensive overview of the pathophysiology, diagnosis, and treatment of eye-related disorders.