EyeRounds.org: Cornea Culture - University of Iowa
Indications to culture a corneal ulcer [1] The American Academy of Ophthalmology (AAO) recommends culture if the corneal infiltrate: Involves the central cornea; Involves the deep stroma; Covers a large area (> 2 mm) The AAO also recommends culture for patients with a history or clinical exam that suggests an unusual causative pathogen: Fungal ...
Atlas Entry - Corneal Satellite Infiltrate - University of Iowa
These photographs show satellite infiltrates associated with a central corneal ulcer secondary to culture-negative, Gram-negative rod bacterial keratitis. While historically associated with fungal keratitis, satellite infiltrates have been reported in cases of Acanthamoeba, nontuberculous mycobacterium, and bacterial (including Pseudomonas ...
Fungal Keratitis - Fusarium - University of Iowa
2006年9月13日 · Presentation: In general, fungal keratitis has a more indolent presentation as compared to most bacterial corneal infections. With fungal keratitis, the patient is more likely to have a mild foreign body sensation and minimal conjunctival injection initially. Increasing pain and inflammation will often develop, though it may take several days.
Atlas Entry - Fungal keratitis - University of Iowa
Fungal keratitis Fungal keratitis Category(ies): Cornea Contributor: Jesse Vislisel, MD, John Chen, MD, PhD Photographer: Brice Critser, CRA; Carol Chan, CRA; Antoinette Venckus, CRA; Stefani Karakas, CRA . Common feature of fungal keratitis classically include dry-appearing, elevated infiltrates with feathered margins and satellite lesions.
Hypopyon. EyeRounds.org: Online Ophthalmic Atlas - University of …
2008年2月8日 · This leukomatous cornea has a small central pigmented spot that represents the site of corneal perforation. There is also an irregularly bandshaped element to the keratopathy. An hypopyon ulcer was the basic cause of the existing corneal pathology.This type of case was seen daily at the Kurji Holy Family Hospital Eye Clinic 1951 - 1968.
Atlas Entry - Confocal microscopy in fungal keratitis - University of …
She was treated successfully with topical anti-fungal therapy, but developed a dense corneal scar. She underwent penetrating keratoplasty, but a few months after surgery she presented with a recurrent corneal infiltrate and a hypopyon. The diagnosis of recurrent fungal keratitis was made in part with the use of in vivo confocal microscopy.
Peripheral Ulcerative Keratitis (PUK) - University of Iowa
2014年8月23日 · PUK can lead to serious ocular complications (2,3,4,7). The corneal ulcer can progress rapidly, sometimes leading to corneal melt syndrome (keratolysis) and ocular perforation within days. This dire complication occurs in 14-35% of cases (4,7). Around half of patients may require urgent corneal surgery (2,7).
EyeRounds.org: Infectious-Crystalline-Keratopathy-ICK
2007年1月21日 · History of Present Illness: The patient is a monocular female who was referred for evaluation and treatment of a corneal ulcer in her right eye. Past Ocular History: Extensive prior ocular issues, including primary open angle glaucoma, neurotrophic keratitis OD, and multiple bouts of herpes simplex virus (HSV) keratitis in both eyes (OU).
Corneal Marginal Ulcer - University of Iowa
2017年3月15日 · In one study of marginal corneal ulcers, S. aureus was isolated from 29% of either lids or conjunctiva of those patients with corneal ulcers compared to 11% of controls [4]. In this same study, actual ulcer scrapings showed only degenerate epithelial cells, absence of cellular infiltration, and no organisms, suggesting a sterile ulcer [4].
Herpes simplex virus (HSV) geographic epithelial keratitis
This patient was on chronic topical steroids after undergoing a deep lamellar endothelial keratoplasty (DLEK) when she developed Herpes simplex virus (HSV) epithelial keratitis. The dendritic ulcer is visible using the sclerotic scatter technique (top) and it becomes readily apparent with fluorescein staining (middle image).