High post-penetrating keratoplasty astigmatism can be mitigated using specialized intrastromal corneal ring segment implants

Byline: Roberto. Albertazzi, Carlos. Rocha-de-Lossada, Leonardo. Ferlini, Franco. Perrone Dear Editor, Postoperative astigmatism is a common complication that occurs after penetrating keratoplasty (PK) or deep anterior lamellar keratoplasty, with over [...]