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Congenital corneal anesthesia is a rare condition and is often a diagnostic dilemma. Although more common conditions that cause corneal anesthesia can mislead the clinician, the congenital variant should be kept in mind in any case of intractable corneal ulceration in children. Early diagnosis, symptomatic treatment and measures to prevent further corneal damage will immensely help in retaining useful vision for the affected children.
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Mathen et al. (2001) studied this question.
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