Will my teen need surgery?

Cross-linking — a surgeon-performed strengthening procedure — is recommended when maps document progression. It is about stopping change; lenses do the seeing.

Can my teen play sports with scleral lenses?

Yes. Sclerals are large and stable, and they do not pop out the way small rigid lenses can. Many teen athletes prefer them.

How often are check-ups?

Young or changing eyes are typically re-mapped every few months; stable eyes earn longer intervals. Your schedule is set from the maps, not a calendar default.

At what age does keratoconus usually start?

Most often in the late teens or early twenties, when symptoms usually first appear. Keratoconus may then progress for 10 to 20 years before it slows. That is why children and teens with keratoconus are re-mapped every few months, and why documented progression leads straight to a cross-linking referral.

Should brothers and sisters be checked for keratoconus?

Yes. Keratoconus runs in families: about 1 in 10 people with it has a close relative who has it too. Siblings and children of a patient should have their corneas measured, especially if they have allergies or rub their eyes, two other risk factors, because early keratoconus can look like ordinary astigmatism that glasses correct until the cornea's curvature is measured.

Can keratoconus cause blindness?

Keratoconus does not usually lead to complete blindness, but untreated progression can leave vision that glasses cannot correct and, in advanced cases, scarring that needs a corneal transplant. That is why we stage it, watch it, refer for cross-linking when it moves, and fit lenses that restore functional vision at every stage.

Medically reviewed by Dr. Brandon Cohenmehr, OD Last reviewed October 24, 2026

Keratoconus in Teens

Young corneas change fastest — which makes timing everything.

Keratoconus usually announces itself in the teens or twenties, and the younger the eye, the faster it can steepen. For parents, the job is simple to state: catch it early, stop the rubbing, and act on progression without delay.

Book appointmentOr call 310-828-2010 Accepted insurance

Typical onset: Teens and twenties
Watch for: Frequent prescription changes
Key decision: Cross-linking when progressing
School life: Scleral lenses handle sports and screens

The plan for a teen

Map. Watch closely. Act fast.

01
Baseline maps
Topography, tomography and pachymetry set the yardstick every later visit is measured against.
02
Short-interval monitoring
Young or changing eyes are re-mapped more often than adults; stability earns longer gaps.
03
Cross-linking on progression
Documented change triggers a referral to a corneal surgeon we co-manage with; follow-up imaging returns here.
04
Vision for real life
Free-form scleral lenses designed from an Eaglet Eye Surface Profiler map stay stable through sports, screens and finals.

Teens take to scleral lenses better than parents expect. Insertion and removal become routine within days, and the payoff is a full school day of stable vision.

Signs parents actually notice

New glasses every few months that never feel right
Squinting, ghosting complaints, one eye “weaker”
Sitting closer to boards and screens
Constant eye rubbing, especially allergy season

The window

Progression is most likely while the eye is young. Documented change on our maps is the trigger for a cross-linking referral, to strengthen the cornea before more vision quality is lost.

About cross-linking →

For parents

What we ask of the family.

Control the itch; retire the knuckles
Keep the monitoring schedule even when vision feels fine
Bring the lenses to every visit
Call the same day for sudden haze or pain

Book a teen evaluation

Common questions

Keratoconus in teens, answered.

Anything else, call the office at 310-828-2010.

Cross-linking — a surgeon-performed strengthening procedure — is recommended when maps document progression. It is about stopping change; lenses do the seeing.
Yes. Sclerals are large and stable, and they do not pop out the way small rigid lenses can. Many teen athletes prefer them.
Young or changing eyes are typically re-mapped every few months; stable eyes earn longer intervals. Your schedule is set from the maps, not a calendar default.
Most often in the late teens or early twenties, when symptoms usually first appear. Keratoconus may then progress for 10 to 20 years before it slows. That is why children and teens with keratoconus are re-mapped every few months, and why documented progression leads straight to a cross-linking referral.
Yes. Keratoconus runs in families: about 1 in 10 people with it has a close relative who has it too. Siblings and children of a patient should have their corneas measured, especially if they have allergies or rub their eyes, two other risk factors, because early keratoconus can look like ordinary astigmatism that glasses correct until the cornea's curvature is measured.
Keratoconus does not usually lead to complete blindness, but untreated progression can leave vision that glasses cannot correct and, in advanced cases, scarring that needs a corneal transplant. That is why we stage it, watch it, refer for cross-linking when it moves, and fit lenses that restore functional vision at every stage.

Keratoconus in teens near you

12222 Wilshire Blvd, on the Santa Monica border.

West Los Angeles Brentwood Santa Monica Westwood Beverly Hills Culver City Pacific Palisades West Hollywood Marina del Rey Newport Beach

Also consider

Next step

A new keratoconus diagnosis in the family?

Bring the questions — the first visit with our eye doctors in Los Angeles sets the baseline and the plan, and both parents are welcome in the room.

Book a teen evaluation Or call 310-828-2010