The edge of the lens is visible in the pupil of a tall 20-year-old

A tall, long-limbed 20-year-old with poor vision that glasses have never fully corrected, referred because the optometrist saw the lens edge in the pupil.

1. unlabelled2. hint3. annotated4. explanation Source

Tap the abnormality to mark it

Click or tap where the abnormality is, then reveal.

Reveal next: hint