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blue sclera |
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Blue Sclera Sclera of variable thickness that retain the normal fetal transparency so that the blue uvea is visible. Blue sclera occur alone or with brittle bones and deafness; many are autosomal dominant DiffDx Blue sclera may also be seen in AIDS embryopathy, Bloch-Sulzberger syndrome, Crouzon syndrome, Cornelia de Lange syndrome, Ehlers-Danlos syndrome, Foelling syndrome, Laron dwarfism—Loja type—Lowe syndrome, Marfan syndrome, pseudohypoparathyroidism, Turner syndrome, and Werner syndrome sclera [skle´rah] (L.) the tough, white outer coat of the eyeball, covering approximately the posterior five-sixths of its surface, continuous anteriorly with the cornea and posteriorly with the external sheath of the optic nerve. adj., adj scle´ral. ![]() The sclera and other eye structures. From Lammon et al., 1995. blue sclera abnormal blueness of the sclera; it is a prominent feature of osteogenesis imperfecta and is also seen in certain other conditions. (See Atlas 1, Part B.)
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