Weekend Bytes - Topographic appearance of Pellucid Marginal Degeneration!

-Bilateral, progressive, ectatic corneal disorder characterized by thinning of the cornea 1–2 mm away from the inferior limbus, and the corneal protrusion occurs above the area of thinning.

-Crab claw/ Butterfly patterns on the sagittal topographic map of anterior corneal curvature reveal steepening of the inferior corneal periphery and flattening of the cornea along the vertical meridian.

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Image from Rajan Eye Care Hospital #ophthalmology#ophthal#doctor#health#medical#vision#education#optometry#medicalstudent#optometrist#medicine#eye#ophtho#ophthalmologist#ophthalmo#med#medicaleducation#ophthalmologyresident#ophthalmologyresidency#apaoyo#cornea#topography#pentacam#pmd