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Published on: December 18, 2012
Clinical and epidemiological profiles of vernal keratoconjunctivitis in a tertiary care setting: Association of
Sehrish Rauof1, Sadiya Aejaz1, Tazean Zahoor2
1Department of Ophthalmology, SKIMS MCH Bemina, Jammu and Kashmir, India.
Insights
Vernal keratoconjunctivitis (VKC) shows distinct patterns, with mixed VKC being the most severe and recurrent form. Understanding these patterns is key for effective long-term management of this allergic eye disease.
Area of Science:
- Ophthalmology
- Allergy and Immunology
- Pediatrics
Background:
- Vernal keratoconjunctivitis (VKC) is a chronic allergic ocular surface disease affecting children, particularly in tropical/subtropical areas.
- Distinct anatomical disease patterns exist in VKC, influencing disease recurrence and management strategies.
Purpose of the Study:
- To evaluate the clinical profiles of VKC patients.
- To assess the association between VKC anatomical disease patterns and the recurrence of attacks.
Main Methods:
- Cross-sectional observational study of 132 VKC patients at a tertiary ophthalmology center.
- Classification of VKC into limbal, palpebral, or mixed patterns based on anatomical involvement.
- Analysis of demographic data, clinical features, and attack patterns (initial vs. recurrent) using Chi-square tests.
Main Results:
- The study included 85 males (64.39%) and 47 females (35.61%), with 72.73% aged ≤10 years.
- Limbal VKC was most common (59.09%), followed by mixed (24.24%) and palpebral (16.67%) patterns. Overall recurrence rate was 78.79%.
- Mixed VKC showed the highest recurrence (93.75%), while palpebral VKC had the lowest (54.55%). Disease pattern significantly correlated with attack type (P=0.002).
Conclusions:
- VKC exhibits distinct clinical phenotypes with a significant link between disease pattern and chronicity.
- Mixed VKC is identified as the most severe and recurrent form, necessitating aggressive, long-term management strategies.
Background:
Vernal keratoconjunctivitis (VKC) is a chronic allergic disorder of the ocular surface that predominantly affects children in tropical and subtropical regions. Understanding how different anatomical disease patterns relate to recurrence is important for guiding effective management. This study aimed to evaluate the clinical profiles of VKC patients and assess the association between disease pattern and recurrence of attacks.
Methods:
This cross-sectional observational study included 132 VKC patients presenting to a tertiary care ophthalmology center. Patients were classified into limbal, palpebral, or mixed patterns based on anatomical involvement. Demographic data, clinical features, and attack patterns (initial versus recurrent) were recorded. Chi-square tests assessed associations between disease pattern and clinical variables.
Results:
The cohort comprised 85 males (64.39%) and 47 females (35.61%), with 72.73% aged ≤10 years. Itching (81.82%) and redness (66.67%) were predominant symptoms. Limbal VKC was most common (59.09%), followed by mixed (24.24%) and palpebral (16.67%) patterns. The overall recurrence rate was 78.79%, with the mixed pattern showing highest recurrence (93.75%) and palpebral the lowest (54.55%). The disease pattern showed highly significant association with type of attack (χ² = 12.05, P = 0.002). Palpebral VKC presented more commonly as initial attacks (35.71%), while the mixed pattern was strongly associated with recurrence (28.85% in recurrent vs 7.14% in initial attacks).
Conclusion:
VKC demonstrates distinct clinical phenotypes with significant association between disease pattern and chronicity. Mixed VKC represents the most severe, recurrent form requiring aggressive long-term management.
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