Which of the following is the most common clinical manifestation of retinoblastoma?

A) Glaucoma
B) Amblyopia
C) Cat's eye reflex
D) Sunken eye socket

Retinoblastoma

A rare form of eye cancer that typically affects young children, originating from the retina at the back of the eye.

Clinical Manifestation

The presentation of signs and symptoms associated with a disease, observed during a medical examination.

Cat's Eye Reflex

A clinical sign observed as a white reflection from the retina similar to the eye shine of a cat, often detected during eye examination and can indicate certain eye conditions.