Contact Lens Case Reports: <br>Specialty Lens Compliance and Replacement</br>

By
Gregory W. DeNaeyer, OD, FAAO
September 1, 2026
3 min

Contact Lens Spectrum

Objective:

To emphasize the critical role of compliance and regular follow-up in managing patients with specialty contact lenses.

Approach:

Patient Case Description: A 15-year-old male with high astigmatism was fitted with 16.5 mm freeform scleral lenses after failing other lens types.
Initial Fitting and Care Instructions: The patient achieved 20/20 vision after mild power adjustment and was prescribed saline for lens filling and a hydrogen peroxide care system for cleaning.
Follow-Up and Complications: The patient failed to return for 3 years, presenting with severe lens deposits and reduced visual acuity upon return.
Lens Replacement and Re-Education: Replacement lenses were ordered with increased sagittal depth, and the patient was re-educated on compliance and care.
Follow-Up Outcomes: At a 6-month follow-up, the patient showed improved vision and adequate corneal clearance with mild lens deposition.

Key Findings:

Missed follow-up appointments can lead to complications in specialty lens wearers.
Severe lens deposits and mucin balls were observed due to non-compliance.
Proper care and frequent lens replacement are essential for optimal lens performance.

Interpretation:

This case highlights the complications associated with non-compliance in specialty contact lens wearers, particularly lens deposits and visual acuity issues.

Limitations:

The findings are based on a single patient, which limits the generalizability of the results.
Long-term outcomes beyond the 6-month follow-up were not evaluated.