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IntroductIonMarfan and Stickler syndromes are rare multisystem disorders with manifestations typically involving the skeletal and ocular systems.Stickler syndrome (SS) is an inherited progressive disorder of collagen connective tissues described first in 1965 (Stickler, 1965). It may be expressed by various symptoms, e.g., orofacial defects (cleft palate, micrognathia, and midface flattening), conductive and/or sensorineural hearing loss, and ocular abnormalities (nonprogressive high myopia, vitreal abnormalities, and a high risk of retinal detachment