PMC7849860_01
Clinical Timeline. Accommodative insufficiency in a 15-year-old boy with Prader-Willi syndrome
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F1
His first spectacles were prescribed at the age of 12 years, and with the recent change of glasses an exacerbation of the condition was noted [Figure 1].
Defocus curve of the right eye (RE) and left eye (LE) of the patient with Prader-Willi syndrome. For comparative purposes a defocus curve of a healthy 11-year-old girl is presented (11y), as well as of a presbyopic patient (69y). Manifest refraction is marked as defocus 0 D
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F2
The defocus curve is presented in Figure 2.