WebMar 2, 2024 · Secondary lesions include drusen, lipofuscin accumulation, retinal pigment epithelial detachments and multilayering over choroidal tumours, depigmentation and atrophy over lymphomatous infiltrates, reactive hyperplasia caused by inflammation and a variety of abnormalities caused by age-related degeneration. ... (CHRPE) and congenital … WebChoroidal nevi are benign melanocytic lesions of the posterior uvea. In the United States, their prevalence ranges from 4.6 percent to 7.9 percent in Caucasians. 1 By comparison, choroidal melanoma is rare, manifesting …
Optical Coherence Tomography of Retinal and …
WebAbout CHRPE. A flat, pigmented spot within the outer layer of the retina at the back of the eye is called a congenital hypertrophy of the retinal pigment epithelium (CHRPE). The … WebMany small drusen (<63 um) or few medium-sized drusen (63-125 um) Intermediate: Many medium-sized drusen (63-125 um) or at least 1 large drusen (>125 um) Advanced: Wet AMD or center involving geographic atrophy: Estimating drusen size: remember that 125 um is approximately equal to the diameter of the superior and inferior vascular arcades. the pot painting shed glossop
Drupe Definition & Examples Britannica
WebDec 12, 2024 · There are two types of drusen: 7 1. Hard Drusen Hard drusen appear as small and round or oval with distinct borders. They tend to spread out and may occur … WebSoft drusen: amorphous, poorly-demarcated, result from cleavage of deposits from Bruch ... (CHRPE) Common congenital lesion; Clinical appearance: flat, dark black, few to 10mm in diameter With central lacunae and peripheral area of less dense pigmentation; Histology: enlarge RPE cells, large and tightly packed melanin granules; WebJan 8, 2024 · Drusen can be seen during a dilated eye exam using an ophthalmoscope, a device that allows the doctor to see the retina and back of the eye. If your eye doctor detects many soft drusen on an... the pot pie restaurant