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An Epiretinal Membrane or macular pucker
is caused by an abnormal membrane that grows over the macular
surface. In some individuals, this membrane contracts, which
results in wrinkling of the retina. This contraction may
mechanically irritate the retina and cause retinal swelling. The Epiretinal Membrane may cause symptoms ranging from minor distortion
of images to sever loss of vision. In most cases the epiretinal
membrane causes few symptoms and remains stable. Approximately 15%
of epiretinal membranes progressively worsen.
Symptoms of Epiretinal Membrane
An epiretinal membrane causes decreased or
distorted central vision. Visual acuity can range from 20/20 to
20/200
Diagnosis Of Epiretinal Membrane
An Epiretinal Membrane has a characteristic
clinical appearance, and the diagnosis is made by the physician
during a dilated exam. In some cases Fluorescein Angiography
may be used to determine if swelling is present and to eliminate
other retinal conditions.
Treatment Of Epiretinal Membrane
When
vision declines, vitrectomy surgery to remove the epiretinal
membrane may be recommended, Eye drops, medications or glasses will
not correct the loss of vision. During vitrectomy surgery, the
vitreous gel is removed . Following this, the epiretinal membrane
is peeled from the surface of the retina and removed by using
microscopic forceps. Removing the vitreous is not harmful to the
function of the eye. Vitrectomy surgery is an outpatient procedure
usually performed under local anesthesia. Significant improvement
in vision occurs in most patients after epiretinal membrane removal. |