[Risk factors and rejection frequency in patients undergoing penetrating keratoplasty].

Background: Corneal transplantation is one of the surgical procedures most frequently performed worldwide and with better prognosis. Among its main indications include: keratoconus, bullous keratopathy, previous graft rejection, corneal dystrophy, and infection. The known risk factors for graft rejection are: recipient's age, presence of vessels in the recipient cornea, intraocular pressure, and retransplantation.

[Endogenous Candida dubliniensis endophtalmitis. First case in Mexico].

Background: Candida endophthalmitis is related to immunosuppression state, intravenous catheters, invasive procedures and parenteral feeding. It is estimated that between 2% and 10% of endophthalmitis are endogenous, within fungal etiology the most frequently isolated microorganism is Candida albicans. The infection by C.