منابع مشابه
Intacs for early pellucid marginal degeneration.
A 42-year-old man had Intacs (Addition Technology Inc.) implantation for early pellucid marginal degeneration (PMD). Two Intacs segments (0.45 mm thickness) were inserted uneventfully in the fashion typically used for low myopia correction (nasal-temporal). Eleven months after the procedure, the uncorrected visual acuity was 20/200, compared with counting fingers preoperatively, while the best ...
متن کاملcollagen cross - linking for Pellucid Marginal degeneration
Pellucid marginal degeneration (PMD) is a rare progressive condition resulting in inferior corneal thinning and astigmatism. Alongside keratoconus and keratoglobus, it is considered one of noninflammatory corneal ectasias. The focus of corneal thinning is greatest inferiorly resulting in diminished visual acuity and overall reduction in visual quality. Traditional methods of treatment or diseas...
متن کاملSurgical treatment of advanced pellucid marginal degeneration.
PURPOSE To determine the efficacy of simultaneous peripheral crescentic lamellar keratoplasty (LK) and central penetrating keratoplasty (PK) for advanced pellucid marginal degeneration (PMD). DESIGN Retrospective, noncomparative, interventional case series. PARTICIPANTS Five patients with advanced PMD. METHOD Simultaneous peripheral crescentic LK and central PK followed by selective sutur...
متن کامل[Pellucid marginal degeneration: diagnosis and treatment].
Pellucid marginal degeneration is characterized by a progressive stromal thinning of the inferior corneal segment, between 4 and 8 o'clock, with a crescentic shape. The area of corneal thinning has a width of about 1 to 2 mm, and it is separated from the corneoscleral limbus by an area of normal corneal tissue. The initial treatment consists of optical correction. However, when the disease prog...
متن کاملCorneal Hydrops in Pellucid Marginal Degeneration: A Case Series
PURPOSE To report an unusual presentation of pellucid marginal degeneration (PMD) and its management by using air injection and tension sutures. CASE REPORT We report 2 cases with a history of acute pain and loss of vision. Examination revealed hydrops at the 6-9 o'clock meridian with Descemet's membrane detachment and tear at the same area and advanced PMD in the other eye. DISCUSSION Air ...
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ژورنال
عنوان ژورنال: Revista Brasileira de Oftalmologia
سال: 2018
ISSN: 0034-7280
DOI: 10.5935/0034-7280.20180033