Lilium Diagnostics – Case Study
The Client: Lilium Diagnostics is a trusted provider of PCR and COVID-19 antibody testing services in Montreal, Quebec. The company offers reliable, fast, and convenient testing solutions for travelers, businesses, and individuals.
Site Location: Montreal, Quebec, Canada.
Category: Healthcare
Objective: The goal of this SEO campaign was to enhance the website's organic visibility, increase traffic, and improve keyword rankings for high-intent medical testing queries. Given the competitive nature of healthcare-related searches, we focused on strengthening local SEO, resolving technical issues, and implementing a data-driven content strategy to secure top positions for relevant keywords.
The Challenge
- Low presence in non-branded search results – Most traffic was branded, limiting the site's ability to attract new customers.
- Technical SEO issues – Hreflang errors, orphan pages, inconsistent NAP details on Google My Business, and multiple H1 tags impacted performance.
- Lack of high-quality backlinks – Weak link profile reduced domain authority.
- Local SEO inconsistencies – Google My Business listing was not fully optimized, affecting rankings in local search.
- Keyword visibility gaps – The website was not ranking in the top positions for high-intent commercial queries related to PCR testing.
What We Did:
- Technical SEO Fixes – Conducted a comprehensive website audit and resolved hreflang errors, optimized NAP consistency, fixed orphan pages, and corrected multiple H1 tag issues.
- Content Strategy Optimization – Developed high-quality, keyword-rich service pages and informative blog content focused on PCR and COVID-19 testing.
- Local SEO Enhancement – Improved Google My Business profile, increased local citations, and encouraged customer reviews.
- Backlink Strategy – Secured high-authority backlinks from relevant healthcare and local industry sources.
- Keyword Targeting & On-Page Optimization – Optimized metadata, internal linking, and structured content to improve rankings for competitive search terms.
Our Results:
Organic Traffic Growth
Overall Growth Trend
✅ The website experienced a strong increase in organic traffic, demonstrating steady and consistent growth over time.
Monthly Performance Example
✅ The positive momentum is reflected in user engagement, with a higher number of sessions and interactions on the website.
Organic Keyword Performance
✅ The number of ranked keywords expanded significantly, reflecting improved visibility for high-intent, transactional queries.
Branded vs. Non-Branded Traffic Shift
✅ The share of non-branded traffic increased, demonstrating the website's growing presence in competitive search results and a stronger acquisition of new visitors.
Keyword Rankings Success
✅ The website secured top rankings for important search queries, achieving leading positions for high-intent keywords related to PCR and antibody testing.
Below is a selection of ranking improvements for key search terms, representing only a portion of the optimized keyword set.
| Keyword | Google Position | Google Rank Change |
| travel pcr test near me | 1 | +11 |
| same day pcr test montreal | 1 | +17 |
| covid antibody test montreal | 1 | +9 |
| pcr test in montreal for travel | 2 | +21 |
| test pcr covid | 2 | +13 |
| pcr travel test | 3 | +72 |
| pcr test | 4 | +66 |
| rapid pcr test montréal | 1 | +6 |
| test pcr montréal | 1 | +12 |
| test pour anticorps covid | 2 | +14 |
| test anticorps covid montreal prix | 2 | +31 |
| test pcr voyage | 3 | +18 |
| clinique test covid voyage | 4 | +31 |
Growth in Referring Domains & Backlinks
✅ The number of referring domains and backlinks saw a major increase, strengthening the website’s authority and enhancing its overall search performance.
Conclusion
The SEO strategy implemented for Lilium Diagnostics led to significant improvements in organic search performance, visibility, and brand recognition. By addressing technical SEO issues, optimizing content, and strengthening local and off-page SEO, we successfully positioned the website as a leading provider of medical testing services in Montreal.
✅ This case study highlights how a well-executed SEO strategy can drive sustainable growth in a competitive healthcare industry.