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Published on: September 20, 2018
Ocular manifestations of congenital rubella syndrome in a developing country
P Vijayalakshmi1, Gaurav Kakkar, Arun Samprathi
1Department of Paediatric Ophthalmology and Strabismus, Aravind Eye Hospitals, Madurai, India. p.vijayalakshmi@aravind.org
Insights
Congenital rubella syndrome (CRS) often causes severe eye problems like cataracts and microphthalmos in infants. Early diagnosis is crucial, as CRS can affect multiple body systems.
Area of Science:
- Ophthalmology
- Pediatrics
- Infectious Diseases
Background:
- Congenital rubella syndrome (CRS) is a significant cause of congenital cataracts, particularly in developing regions.
- Understanding the spectrum of ocular manifestations is vital for timely diagnosis and management.
Purpose of the Study:
- To detail the ocular findings in infants diagnosed with congenital rubella syndrome (CRS).
- To highlight CRS as a key cause of congenital cataracts in developing countries.
Main Methods:
- Retrospective analysis of 46 infants under 12 months with confirmed CRS.
- Review of ocular and systemic examination data collected between 1993 and 2001.
Main Results:
- Ocular involvement was prevalent, affecting 89% of patients bilaterally.
- Cataracts (93.1%), microphthalmos (85.1%), and iris abnormalities (58.6%) were common ocular findings.
- Systemic anomalies, including cardiac (50%) and neurological (34%), were frequent, with 70% exhibiting multi-system involvement.
Conclusions:
- CRS presents with diverse ocular and systemic features, necessitating a high index of suspicion.
- Infants with congenital cataracts should be evaluated for CRS to ensure appropriate intervention.
Purpose:
To describe the ocular manifestations of congenital rubella syndrome (CRS), a common cause of congenital cataracts in developing countries.
Methods:
Retrospective analysis of case records of 46 sero-positive infants under 12 months of age who presented at Aravind Eye Hospital, Madurai between July 1993 and February 2001. The ocular and systemic examination details were recorded.
Results:
Both eyes were affected in 41 (89%) patients. Cataract was present in 81 (93.1%) eyes; most of them were nuclear cataract (79, 97.5%). Other common ocular presentations included microphthalmos in 74 (85.1%) eyes, iris abnormalities in 51 (58.6%) eyes, and pigmentary retinopathy in 33 (37.9%) eyes. Cataract, microphthalmos and iris hypoplasia was a common combination present in 49 (56.3%) eyes. Systemic manifestations included cardiac anomalies in 23 (50%) and neurological anomalies in 16 (34%) children. Multi-system involvement was present in 32 (70%) children. Low birth weight (below 2 kg) was seen in 30% infants.
Conclusion:
CRS may present with a wide spectrum of ocular and systemic findings and requires a high index of suspicion for diagnosis. Any sick infant with unilateral or bilateral congenital cataract should be investigated thoroughly for CRS.
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