PMC9149403_01
Scheimpflug tomography (Pentacam, Oculus, Germany). a, b Corneal topography of the affected twin. There is bilateral asymmetrical KC predominant in the left eye. c, d Corneal topography of the unaffected twin. Corneas are regular and symmetrical in both eyes.
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F1
Scheimpflug corneal tomography (Pentacam, Oculus, Germany) confirmed asymmetrical KC (Fig. 1a, b), which was more pronounced in the left eye and displayed marked vertical asymmetry. Multimodal imaging of the cornea showed no abnormalities in either eye (Fig. 1c, d and Fig. 2).