pathological myopia

pathological myopia

a type of severe, progressive nearsightedness characterized by changes in the fundus of the eye, posterior staphyloma, and deficient corrected acuity. Refractive error is greater than -8.00 diopters, and axial length is greater than 32.5 mm. Pathological myopia increases the risk of retinal detachment by affecting the curvature of the crystalline lens.
References in periodicals archive ?
However, this is clinically important because small children who develop myopia early are most likely to progress to high myopia, which increases the risk of pathological myopia.
There will be an epidemic of pathological myopia and associated blindness in the next few decades in Asia," says Seang-Mei Saw, a physician and epidemiologist at the National University of Singapore.
Zoomy's pathological myopia gives him a unique perspective on the world and, combined with his odd compulsive behavior, lands him in the "special" class.
Further progress in our understanding of the natural history of pathological myopia is thus essential, and while there have been some promising developments in treatment, more effective treatments are still required," they added.
Patients with extreme degrees of pathological myopia and astigmatism may not qualify.
Physiological myopia has long been considered the result of a mismatch of ocular component refractive power, where pathological myopia is attributed to excessive axial elongation, with this delineation set at 5-6D.
There were two cases each of pathological myopia with amblyopia and primary optic atrophy.
Lucentis also demonstrated benefits in visual acuity outcomes in patients with visual impairment due to choroidal neovascularization (CNV) secondary to pathological myopia (PM).
Five of the most common causes are exudative macular degeneration, high/ pathological myopia, choroidal rupture, angioid streaks, and punctate inner choroidopathy.
5mm, or pathological myopia classified as [greater than or equal to] -8.
As with pathological myopia, CNVM associated with angioid streaks usually occurs in younger, working-age patients compared with AMD.

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