Pathophysiology of ROP
Fig. 1.1 Phases of human ROP. Drawing by James Gilman, CRA, FOPS. From ophthalmology, 2015 Jan;122(1):200–10, Hartnett ME, pathophysiology and mechanisms of severe retinopathy of prematurity Term Versus Preterm Birth To…
OPHTHALMOLOGY
Retinopathy of Prematurity Screening—Current and Future Considerations
Country GA (weeks) and BW (g) Notes Argentina [74] ≤32 weeks and/or 1500 g Include also 1500–2000 g with unstable clinical course, predisposing factors or prolonged oxygen therapy Brazil [16] ≤32 weeks and/or ≤1500 g Include…
Remote Imaging and Smart Software for ROP Screening
Fig. 5.1 This is a copy of a FocusROP report, which can include images of the retina with Zone 1 drawn or montaged images The FocusROP (2.0) software is a smart…
General Principles of Medical Therapy
• History of trauma/injury with vegetative matter • History of contact lens use • Past history of viral keratitis Slit lamp evaluation suggestive of poor ocular surface, presence of corneal…
Medical Therapy Algorithms
Points Suggestive of Infectious Aetiology • History of trauma/injury with vegetative matter • History of Contact lens use • Past history of viral keratitis • Slit lamp evaluation suggestive of…
Investigative Modalities
Fig. 4.1 AS-OCT shows area of inflammation with edema and gross separation of the collagen fibers Necrotizing Anterior Scleritis This condition is characterized by the destruction of the collagen fibers and…
General Principles of Surgery
Causes of PUK 1. Inflammatory disorders – Systemic vasculitides • Rheumatoid arthritis • Wegener’s granulomatosis • Polyarteritis nodosa • Relapsing polychondritis – Ocular conditions • Mooren’s Ulcer • Marginal keratitis…
Clinical Syndromes, Classifications, and Differential Diagnosis
Systemic diseases 1. Rheumatoid arthritis 2. Wegener’s granulomatosis 3. Systemic lupus erythematosus 4. Polyarteritis nodosa 5. Relapsing polychondritis 6. Progressive systemic sclerosis 7. Giant cell arteritis 8. Churg-Strauss syndrome 9….
C-shaped Lamellar Corneal Patch Grafts “Match and Patch” Technique
Fig. 11.1 Photograph demonstrating a case with severe extensive (Almost 270°) peripheral corneal thinning before and after surgical intervention using the “match and patch” technique Concept of “Match and Patch” The…
Anatomical Considerations
Fig. 1.1 Anatomy of the limbus The limbus is composed of only two layers namely the epithelium and the stroma, because the Bowman’s membrane stops abruptly and Descemet’s membrane merges into…
