Friday, March 23, 2007

18q- Syndrome

18q- Syndrome (18q Deletion Syndrome)

General:
Chromosome 18q deletion syndrome.

Ocular: Macular "fibrosis"; Optic disk abnormalities with tractional retinal detachment, retinal degeneration, and tilting of the optic disk.

Clinical: Microcephaly; short stature; hypotonia; hypothyroidism; diabetes mellitus; short neck; sensorineural hearing loss; sensorimotor axonal neuropathy; mild-to-moderate mental retardation; chronic arthritis; seizures.

Gordon MF, et al. Dystonia in a patient with deletion of 18q. Mov Disord 1995; 10:496-499.

Hansen US, Herline T. Chronic arthritis in a boy with 18q- syndrome. J Rheumatol 1994; 21:1958-1959.

Smith A, Caradus V, Henry JG. Translocation 46X6 t(17;18)(q25;q21) in a mentally retarded boy with progressive eye abnormalities. Clin Genet 1979; 16:156-162.

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