<p>A Teenager with Vernal Keratoconjunctivitis and Pellucid Marginal Degeneration, Presenting with Exotropia</p>

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منابع مشابه

[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...

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Full-Ring Intracorneal Implantation in Corneas With Pellucid Marginal Degeneration

BACKGROUND Keratoconus (KCN) is a progressive, non-inflammatory ectacic disorder characterized by bilateral and asymmetrical conical protrusion of the cornea. MyoRing implantation and Collagen Crosslink (CXL) are two separate effective treatments for all stages of keratoconous. This study wants to show the effect of these treatments combination in patients with moderate and severe keratoconus. ...

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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 ...

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collagen 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...

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Surgical 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...

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ژورنال

عنوان ژورنال: International Medical Case Reports Journal

سال: 2020

ISSN: 1179-142X

DOI: 10.2147/imcrj.s262999