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We read with great interest the work of Chan et al1 regarding the treatment of recurrent corneal erosion syndrome (RCES) in which they compared alcohol delamination (ALD) and phototherapeutic keratectomy (PTK) in a randomised controlled trial. As stated in the article, PTK has been the preferred treatment for RCES given its advantages. However, due to the ease of performing the surgery and its low cost, ALD could be potentially a better option. There have been no comparative series between these two modalities published thus far. Considering the low incidence of this disease, the intention to conduct such a study is praiseworthy. However, there are a few points worthy of further discussion.
The authors included all patients with symptomatic RCES who were not responding to the conservative management. Was this inclusion criteria correct? Even if all patients were symptomatic, was …
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