As platelets are rich in growth factors for tissue regeneration, autologous platelet-rich plasma (PRP) has been used to treat some refractory corneal defects. Although PRP is effective, the cost of its preparation is very high. This article presents three cases of refractory corneal ulcer under the prescription of autologous PRP. The autologous PRP used in these cases was easily prepared in the...

All cases of corneal ulcers, presenting at the Aga Khan University Hospital, Karachi between January 2006 and December 2010 were reviewed. Information was obtained regarding socio-demography, the cause of ulcer, prior treatment and visual acuity. Afterwards, contact-lens specific information such as the type of lens and purpose and duration of lens usage was obtained from the participants by ph...

Background: Vernal keratoconjunctivitis (VKC) severely affects the quality of life affected patients. The development a shield ulcer is considered one most severe late-stage complications, which when untreated leads to irreversible vision loss. In this systematic review, we outlined results surgical treatments corneal ulcers in VKC. Methods: We searched 12 literature databases on 3 April 2023 f...

Sarcoidosis is a multisystem granulomatous disease that may affect various organs. Nevertheless, involvement of the trigeminal nerve is exceedingly uncommon. This report presents a rare case of isolated bilateral trigeminal neuropathy presenting with neurotrophic corneal ulcers. The patient was treated with topical chloramphenicol and lubricants, as well as botulinum toxin injection to the uppe...

BACKGROUND Corneal ulcers are one of the most common eye problems in the horse and can cause varying degrees of visual impairment. Secondary infection and protease activity causing melting of the corneal stroma are always concerns in patients with corneal ulcers. Corneal collagen cross-linking (CXL), induced by illumination of the corneal stroma with ultraviolet light (UVA) after instillation o...

Pseudomonas aeruginosa exotoxin A was injected into rabbit corneas. Death of epithelial, endothelial, and stromal cells resulted, and necrosis of the cornea followed. Control eyes with exotoxin neutralized by specific antitoxin showed minimal damage. A dose-response pattern was evident. Antitoxin neutralization of pseudomonas exotoxin A in corneal ulcers may have possible therapeutic implications.

BACKGROUND Fungal keratitis is an important cause of corneal infection mainly in tropical countries. With high morbidity due to delay in diagnosis, laboratory examination is mandatory in these cases. However, technical difficulties in obtaining samples generate a large number of false negatives. In these cases a detailed patient assessment for specific characteristics of this entity may help in...

A 13-year-old boy with severe, active granulomatous ileocolitis presented with bilateral conjunctival nodules and infiltrates, iritis, and uniocular corneal infiltrates. Gastrointestinal biopsy revealed deep focal ulcers of the bowel wall with adjacent granulomas. Conjunctival biopsy disclosed non-caseating granulomatous inflammation.

OBJECTIVES To understand the epidemiology, predisposing factors, etiology and the outcome of management of corneal ulcers in South Sharqiya Region of Oman. METHODS 188 patients who presented to us in eye Ophthalmology Department of Sur regional hospital with corneal ulcers were analyzed retrospectively. The historical aspects including the systemic and local predisposing factors, clinical pic...