Friday, March 23, 2007

Ehlers-Danlos Syndrome

Ehlers-Danlos Syndrome (Fibrodysplasia Elastica Generalisata; Cutis Hyperelastica; Meekeren-Ehlers-Danlos Syndrome; Indian Rubber Man Syndrome; Cutis Laxa)

General:
Present at birth; autosomal dominant; two groups: (i) cutaneous and (ii) articular; syndrome is one of three primary disorders of elastic tissue (other two are pseudoxanthoma elasticum [Grönblad-Strandberg syndrome] and senile elastosis); inherited disorder of collagen biosynthesis.

Ocular: Hyperelasticity of palpebral skin; easy eversion of upper lid; ptosis; epicanthal folds; hypotony of extraocular muscles; strabismus; microcornea; thinning of cornea with keratoconus; thinning of sclera (blue sclera); subluxation of lens; angioid streaks; chorioretinal hemorrhages; retinitis proliferans with secondary detachment; macular degeneration; myopia; ruptured globe after minor trauma; limbus-to-limbus corneal thinning; acute hydrops; cornea plana; keratoglobus.

Clinical: Cutaneous manifestations include thin, atrophic, fragile skin, cutaneous hyperelasticity, and pseudomolluscoid tumors; articular manifestations include excessive articular laxity and luxations; hypermobile joints.

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Danlos H. Un Cas de Cutis Laxa avec Tumeurs par Contusion Chronique des Caudes et des Genoux. Bull Soc Fr Dermatol Syph 1908; 19:70.

Ehlers E. Cutis Laxa, Neigung zu Hoemorrhagien in der Haut, Lockerung mehrerer Artikulationen. Dermatol Zr 1901; 8:173.

Farley MK, et al. Spontaneous carotid-cavernous fistula and the Ehlers-Danlos syndromes. Am Acad Ophthalmol 1983; 90:1337-1341.

Harley RD, ed. Pediatric Ophthalmology, 4th ed. Philadelphia: WB Saunders, 1998.

Pesudovs K: Orbscan mapping in Ehlers-Danlos syndrome. J Cataract Refract Surg 2004; 30: 1795-1798.

Prockop DJ, Kuivaniemi H, Tromp G. Heritable disorders of connective tissue. Ehlers-Danlos syndrome. In: Isselbacher KJ, et al., eds. Harrison’s Principles of Internal Medicine, 13th ed. New York: McGraw-Hill, 1994:2113-2114.

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