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Unilateral Leukocoria in an Infant
Deepa Vasireddy1, Jibran E Atwi1
1Pediatrics, Pediatric Group of Acadiana, Lafayette, USA.
Cureus
|December 28, 2020
Summary
A white spot in a baby
Area of Science:
- Ophthalmology
- Pediatric Medicine
- Neonatal Care
Background:
- Congenital eye conditions require prompt diagnosis in newborns.
- Leukocoria, a white pupillary reflex, can indicate serious ocular pathology.
- Routine pediatric examinations include crucial checks for visual abnormalities.
Observation:
- A nine-day-old male infant presented with unilateral leukocoria (white spot in the right eye).
- No significant antenatal or perinatal complications were reported.
- Physical examination confirmed leukocoria as the sole abnormality.
Findings:
- The infant was diagnosed with a Mittendorf dot, a benign congenital anomaly.
- This finding is characterized by a small white opacity on the posterior lens capsule.
Implications:
- Early detection of leukocoria is vital for differentiating benign findings from sight-threatening conditions like retinoblastoma or cataracts.
- The pupillary reflex check is a critical component of pediatric physical examinations, enabling timely intervention and vision preservation.
- Understanding benign conditions like Mittendorf dots prevents unnecessary anxiety and invasive investigations.

