
Contact Lens Fitting Advisor
Evidence-based contact lens selection and fit complication diagnosis
What You Can Do
This skill provides a structured framework for analyzing patient parameters and recommending appropriate lens types, materials, and wearing schedules based on clinical evidence. You'll reduce fitting trial-and-error cycles, improve first-fit success rates, and generate consistent clinical documentation that supports quality outcomes and liability protection. The skill also helps you diagnose common fitting complications and develop troubleshooting strategies for challenging cases.
Features
systematically evaluate refraction, keratometry, corneal topography, tear film quality, and lifestyle factors
match patient needs to specific lens categories (daily disposable, frequent replacement, rigid gas permeable) with clinical rationale
identify and document causes of discomfort, vision quality issues, handling complaints, and poor retention
generate evidence-based fitting notes that support medical records and insurance requirements
address fitting challenges for presbyopic, post-surgical, keratoconus, and other complex patients
suggest appropriate lens solutions and wearing schedules based on patient compliance and ocular health
standardize fitting logic to onboard junior opticians and establish consistent lab protocols
Example Output
Example 1: Routine Fitting Decision
Patient Profile: 34-year-old moderate myope, stable refraction, normal corneal curvature, good tear lake, works in air-conditioned office, patient compliance expected
Recommendation:
- Lens Type: Daily disposable soft lens
- Material: Silicone hydrogel (high oxygen transmission)
- Rationale: Eliminates deposits, minimizes handling errors, reduces dry eye risk in controlled environment, high compliance match
- Backup Option: Frequent replacement (biweekly) if cost-sensitive
Example 2: Complication Diagnosis
Presenting Problem: Moderate discomfort after 4 hours, superior limbal redness, 3-month-old frequent replacement lens
Diagnosis: Mechanical irritation from lid interaction (likely tight fit or deposition)
Action Plan:
- Verify base curve and diameter using slit lamp; consider flatter fit
- Recommend daily disposable switch to eliminate deposit accumulation
- Educate on 6-hour maximum wear time if mechanical sensitivity persists
- Consider topical lubricant compatibility
Example 3: Difficult Fit Recommendation
Patient Profile: Post-LASIK hyperopic (high asphericity), mild keratoconus, dry eye symptoms, poor contact lens history
Recommendation:
- First option: Rigid gas permeable lens (custom aspherical design) to manage irregular cornea and improve dry eye tolerance
- Second option: Scleral lens if RGP insertion/removal difficult or if keratoconus progresses
- Care routine: Preservative-free rewetting drops, overnight storage in hydrogen peroxide system
- Refer to ophthalmology if progression detected
What's Included
- SKILL.md instruction file with systematic fitting framework and contraindication checklist:
- Patient Assessment Worksheet: structured form for capturing refraction, corneal metrics, tear film quality, and lifestyle factors
- Lens Selection Decision Matrix: comparison table for daily disposable, frequent replacement, and RGP options by patient profile
- Complication Troubleshooting Guide: diagnostic flowchart for discomfort, vision issues, and handling complaints
- Clinical Documentation Template: formatted notes template for medical records and insurance submission
- Care Routine Recommendation Checklist: solution and schedule guidance by lens type and patient risk factors
Who It's For
- Opticians fitting contact lenses during routine patient consultations and troubleshooting difficult fits
- Optometrists needing structured documentation and fitting logic for medical records and liability protection
- Optical lab managers standardizing fitting protocols and training junior staff on evidence-based selection
- Clinical educators teaching contact lens fitting principles to optometry students or new practitioners
- Optometry students learning systematic fitting frameworks and decision-making logic
Best For
- Initial contact lens fitting consultations for routine patient profiles (myopic, hyperopic, astigmatic)
- Lens type and material selection decisions when multiple options are clinically appropriate
- Diagnostic troubleshooting for patient discomfort, vision quality, or handling complaints
- Clinical documentation for medical records, insurance claims, and liability protection
- Training junior opticians and establishing consistent fitting protocols across optical practices or labs







