Case StudyHealthcare – Dental Services4 Weeks

Improving Accessibility for a Family & Cosmetic Dental Practice

A well-established family dental practice offering preventive, cosmetic, restorative, and emergency dental services wanted to ensure that every patient could easily access information and schedule appointments through its website. As more patients relied on digital channels to research treatments, complete contact forms, and request appointments, creating an accessible online experience became a strategic priority.

95%
Issues resolved
75% → 98%
WCAG score
100% fixed
Color contrast
Client Snapshot

Healthcare – Dental Services — confidential client.

A well-established family dental practice offering preventive, cosmetic, restorative, and emergency dental services wanted to ensure that every patient could easily access information and schedule appointments through its website. As more patients relied on digital channels to research treatments, complete contact forms, and request appointments, creating an accessible online experience became a strategic priority.

The Challenge

9 accessibility barriers that needed addressing.

Alternative text for treatment images and icons

Form labels, instructions, and validation messages

Keyboard navigation throughout the website

Heading hierarchy and page structure

Color contrast for text and call-to-action buttons

Visible keyboard focus indicators

Screen reader compatibility

Accessible navigation menus

Descriptive links and button labels

Our Approach

Structured engineering, not a one-time scan.

1

Comprehensive Accessibility Assessment

Zylyn performed a comprehensive accessibility assessment using automated scanning combined with expert manual testing in accordance with WCAG 2.2 guidelines. The review covered home, general dentistry, cosmetic, restorative, emergency care pages, appointment request forms, contact page, navigation menus, and interactive website components.

2

Actionable Remediation Guidance

Each accessibility issue included a WCAG Success Criterion reference, severity classification, user and business impact, recommended remediation, and developer-friendly implementation guidance — enabling prioritization based on accessibility impact and effort.

3

Accessibility Validation

After remediation, Zylyn conducted follow-up validation testing to verify that accessibility issues had been successfully resolved while ensuring new barriers were not introduced.

Three-tool audit methodology

  • Google Lighthouse — structural and performance signals
  • WAVE — visual contrast and form label detection
  • axe-core scanner — precise WCAG criterion mapping

Violation tracker

Every issue mapped to its WCAG criterion, severity, and exact fix — turning accessibility barriers into a prioritised, manageable remediation backlog.

Verified results

An independent re-scan across multiple tools confirmed every remediation held. Each fix was verified against its WCAG criterion before being marked closed.

The Results

The numbers tell the story.

Measurable improvements across every key accessibility metric.

MetricImprovement
Critical accessibility issues resolved95%
WCAG compliance scoreIncreased from 75% to 98%
Keyboard accessibility issuesReduced by 93%
Appointment form accessibilityImproved by 96%
Color contrast issues resolved100%
Screen reader compatibilityImproved by 92%
Business Impact

Beyond a passing score.

Improved Patient Experience

  • Schedule dental appointments online with fewer barriers
  • Learn about available treatments using assistive technologies
  • Complete contact and appointment forms more easily
  • Navigate the website using keyboard-only controls

Enhanced Digital Accessibility

  • More inclusive experience for individuals with disabilities
  • Supports the practice's commitment to accessible healthcare services
Key Outcomes

What was achieved.

Significant reduction in accessibility barriers

Improved online appointment experience

Enhanced usability for keyboard and screen reader users

Stronger alignment with WCAG 2.2 guidelines

Faster identification and resolution of accessibility issues

More inclusive digital experience for current and prospective patients

Make your site accessible.

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