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Etymology

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Abbreviation of "radiosensitivity, immunodeficiency, dysmorphic features and learning difficulties", modeled after riddle.

Noun

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RIDDLE syndrome (uncountable)

  1. (pathology) A rare syndrome of which symptoms include facial dysmorphism, short stature, motor control and learning difficulties, ataxia, microcephaly, conjunctival telangiectasia, recurring sinus infections, late onset of pulmonary fibrosis, increased alphafetoproteins, and increased radiosensitivity.