Upside-down Lens Syndrome: Ocular Complications Secondary to Inverted Implantation of the Kelman Multiflex Anterior Chamber Intraocular Lens

Inadvertent inverted placement of the Kelman Multiflex anterior chamber intraocular lenses can lead to a constellation of severe ocular complications. When inserting such lenses, the surgeon should ensure that the lens is correctly oriented such that the optic vaults anteriorly and not posteriorly.