An article from MedPage Today quotes Terrence O'Brien, MD, of the Miller School of Medicine at the University of Miami. A doctor discusses cases of corneal infections in patients after laser eye surgery. According to him, patients "let their guard down a bit" because of the laser procedures involved. This comment is part of the "What We Heard This Week" roundup. The article does not provide any statistics or other details about the cases. It focuses on the quotation of an expert in the context of medical reports.