Laser Therapies for Glaucoma
Fig. 25.1 Diagram illustrating micropulsed diode laser energy delivery in a 15 % duty cycle. Laser turned on for 300 μs and off for 1,700 μs, thus on for 15…
Iridocorneal Endothelial Syndrome and Glaucoma
Fig. 20.1 Specular microscopy in iridocorneal endothelial (ICE) syndrome. In a patient with Cogan–Reese syndrome, endothelial cells were pleomorphic and the cell count was decreased in the left eye (affected)…
Glaucoma Risk Factors: The Cornea
Fig. 3.1 (a) Funduscopic view of right optic nerve. (b) Funduscopic view of left optic nerve Fig. 3.2 (a) Humphrey visual field of right eye. (b) Humphrey visual field of…
Glaucoma Risk Factors: Fluctuations in Intraocular Pressure
and Renata Fortuna Ramos3 (2) Department of Ophthalmology and Vision Science, The University of Arizona, Tucson, AZ, USA (3) Department of Bioengineering, Rice University, Houston, TX, USA Because pathology associated with…
The Childhood Glaucomas
I. Developmental glaucomas 4. Congenital iris ectropion syndrome A. Primary congenital glaucoma (PCG) 5. Peters’ syndrome 1. Newborn primary congenital glaucoma 6. Iridotrabecular dysgenesis (iris hypoplasia) 2. Infantile primary congenital…
Glaucoma After Retinal Surgery
Fig. 31.1 Patients who are treated with silicone oil endotamponade and glaucoma drainage implant may accumulate silicone oil adjacent to the tube, which usually does not require treatment Conclusion Glaucoma…
Glaucoma Risk Factors: Intraocular Pressure
Fig. 1.1 Graph showing the incidence of open-angle glaucoma by intraocular pressure (IOP) (Reprinted from [7]. With permission from Elsevier) IOP as a Function of Aqueous Humor Production and Outflow…
Systemic Diseases and Glaucoma
Category Systolic BP (mmHg) Diastolic BP (mmHg) Hypertension Stage I 140–159 or 90–99 Stage II 160–179 or 100–109 Stage III ≥180 or ≥110 Prehypertension 130–139 or 85–89 Normal <130 and…
Traumatic Glaucomas
Fig. 21.1 Anterior chamber aspirate stained with hematoxylin-eosin, showing a spherical erythrocyte with denaturized hemoglobin granule bound to the internal surface of the cell membrane (Heinz body) The goal of…
Some Lessons from the Disc Appearance in the Open Angle Glaucomas
Fig. 7.1 The appearances of the four types of glaucomatous discs. The generalized enlargement of the cup is seen (top left) while the focal ischemic disc shows the localized inferior…
