Christmas tree cataract. A cute catastrophe!

A 60-year-old female presented to the eye clinic of our hospital for a routine eye examination.Her best-corrected visual acuity was 20/20 in both eyes.Slit-lamp examination after pupillary dilatation revealed an array of polychromatic, iridescent, needle-shaped opacities in the otherwise clear lens of her left eye, giving the appearance of multi-colored, vivid lights decorating the branches, as on a twinkling Christmas tree [Figure 1].e colors of the needle-shaped opacities changed according to the angle of the incident light [Figure 2 and Video 1].ere was no anomaly in the posterior segment, and the fellow eye examination was unremarkable.Intraocular pressure (IOP) was 12 mm of Hg in the right eye and 10 mm of Hg in the left eye with non-contact tonometry.No ptosis or restriction of ocular movement was present.e patient denied experiencing any muscular stiffness or weakness.ere were no systemic abnormalities in the patient.e neurological assessment of the patient was normal, and she was advised to undergo follow-up in view of her excellent visual acuity.Christmas tree cataracts present as unilateral or asymmetrical bilateral cataracts that, although visually insignificant, can progress to impair vision.Usually asymptomatic, they are detected during a regular ocular examination.ey are usually idiopathic but highly prevalent in people suffering from myotonic dystrophy (DM). [1]DM is an autosomal dominant disease that has