Article Text
Letter
Corneal epithelial defects related to high postoperative astigmatism
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High and sometimes irregular astigmatism is not an infrequent complication following anterior segment surgery such as suturing of large wounds and corneal transplants. Abnormal corneal topography may affect tear film stability adversely. We present the case of two patients who had persistent postoperative epithelial defects in the lower third of the cornea, in the presence of high corneal astigmatism despite aggressive lubrication. Upon addressing their high corneal astigmatism their epithelial defects resolved.
Case 1
An 84 year old man underwent a repeat, HLA matched, penetrating keratoplasty following a failed graft for pseudophakic bullous keratopathy. He had had dry eye symptoms with his primary …